U.S. President Gerald R. Ford arrived in Salzburg, Austria for a meeting with Egypt's President Anwar Sadat, and slipped and fell on the stairway while descending from Air Force One. Pictures of the tumbling U.S. President were seen again and again, giving Ford a reputation for being clumsy, both physically and in his handling of the presidency.
New federal regulations, set to go into effect on July 21, were sent to Congress by the U.S. Department of Health, Education and Welfare. The new rules ended separate phys ed classes for boys and girls, and prohibited schools from excluding pregnant students from the classroom.
The Suez Canal opened for the first time since the Six-Day War eight years earlier. Because there were still mines left in the waters from 1967, the American guided missile cruiser USS Little Rock made the first transit, sailing from Port Said, where Egypt's President Sadat oversaw the celebration, to Ismailia.
A helicopter landed inside the grounds of the Southern Michigan Prison at Jackson at 11:05 am, picked up long time inmate Dale Remling, and departed again. Remling was re-captured two days later in Leslie, Michigan.
Died:Larry Blyden, 49, American game show host of What's My Line?, of an auto accident in Morocco
General Paul Strehlin, former French Air Force Chief of Staff, was run over by a bus in Paris, hours after being revealed to have secretly been on the payroll of the Northrop aircraft manufacturing company. He would die of his injuries on June 22.
A new constitution was adopted for Greece by a 208-0 vote in the Vouli ton Ellinon, the 300 member Greek Parliament, formally replacing the monarchy with a republic. All of the votes were by members of the ruling Nea Dimokratia (New Democracy) party, as members of the other parties boycotted the vote in protest over the power given to the President.
At a press conference in New York City, Pele, the Brazilian superstar footballer, signed a contract with the New York Cosmos of the North American Soccer League that made him the highest paid professional athlete in the world. The salary for Pele, who grown up in poverty, was $4,700,000 for 107 regular season games for the Cosmos in 1975, 1976, and 1977.
The United Kingdom became an oil-producing nation as the first crude oil was pumped, from a well drilled into the North Sea. The Transworld 58 submersible drilling rig, located 180 miles off of the coast of Scotland, pumped the first oil from the Argyll oil field into the tanker Theogennitor.
The U.S House of Representatives voted 209 to 187 to reject President Ford's proposal for a 23 cent federal fuel tax on each gallon of gasoline sold in the U.S. The President had promoted the tax as a step in eliminating U.S. dependency on foreign oil by 1985.
Alice Olson, whose husband Frank Olson, had jumped to his death more than 20 years earlier, on November 28, 1953, learned for the first time that her husband had been the subject of secret CIA experiments with the hallucinogenic drug LSD. Mrs. Olson had been unaware of the CIA's role in her husband's death until reading the details of in a front page story in that morning's Washington Post, and recognized the unidentified "civilian employee" of the U.S. Army referred to in the story headlined "Suicide Revealed". The news item, in turn, was drawn from the recently released report of the Rockefeller Commission on CIA activities.
The new Communist government of South Vietnam sent an order to all "puppet soldiers" of the losing Army of the Republic of Vietnam (ARVN), directing soldiers to attend three days of "re-education" (hoc tap), and former officers to bring supplies for one month of training. Most of the officers, complying with the order, were imprisoned for more than one month.
Indian Emergency: At 9:35 a.m., Judge Jagmohanlal Sinha of the city of Allahabad ruled that India's Prime Minister Indira Gandhi had used corrupt practices to win her seat in the Indian Parliament, and that she should be banned from holding any public office. Her main opponent for the RaebareliConstituency seat in 1971, Raj Narain had brought a petition to unseat her, charging that she had won the 1971 parliamentary election improperly. Mrs. Gandhi sent word that she refused to resign.
Systran made the most successful demonstration of machine translation up to that time, as professors and military officers in Zurich watched the computer translate 30,000 words of Russian text into English.
In Baghdad, Iraq and Iran signed a peace treaty formalizing an agreement reached in Algiers. After the monarchy in Iran was replaced by a republic, Iraq's President Saddam Hussein would declare the agreement void on September 17, 1980, seize the Shatt al-Arab river dividing the two nations, and begin the eight-year-long Iran–Iraq War.
Wallace D. Muhammad, who had recently become leader of the American Nation of Islam organization (known popularly as the Black Muslims), told NOI members at a convention in Chicago that the group would accept white people into its membership. Rejecting the teachings of his father, Elijah Muhammad, that all white people were "devils", the new NOI leader said that "from now on, whites will be considered fully human." 
Retired Brazilian soccer football star Pele made his American debut, appearing in a game in New York that was televised live in the U.S. and in ten other nations. Pele scored a goal for the New York Cosmos in a 2-2 tie against the visiting Dallas Tornado.
Japan's Prime Minister Takeo Miki was punched in the face while attending funeral services for former Japanese Prime Minister Eisaku Sato. Hiroyoshi Fudeyasu, a 34 year old member of the Great Japan Nationalist Party, struck Miki, who then went on to deliver a eulogy for Sato.
Voters in the Northern Mariana Islands approved an agreement to become a commonwealth within the United States. Congress would approve the new status on July 21, and the Commonwealth would come into existence on January 9, 1978, with the Northern Marianans becoming United States citizens.
The most powerful sandstorm in the United States in several decades began in the Southern California desert and continued for two days. Driven by winds of up to 80 miles hour, the desert sands peeled paint off of thousands of cars, sent sand into homes, and created "darkness at noon" in an area between Palm Springs and Indio, California.
Faisal bin Musaid, the 31 year assassin of his uncle, King Faisal of Saudi Arabia, was publicly beheaded at Dira Square in Riyadh. As a crowd of thousands watched, a court official read a verdict declaring him guilty of murder, then directed him to kneel and then forced him to raise his head. Reportedly, "the executioner, a black Saudi in a yellow Galabiya robe", used a gold-handled sword to carry out the execution in one blow, after which "the assassin's head was hoisted briefly on a wooden stake and displayed to the applauding crowd".
The United States Air Force launched a new generation of spy satellite that would be in a stationary orbit over either the Soviet Union or China.
British Secretary of State for Energy Anthony Wedgwood Benn turned a valve bringing the first North Sea oil, delivered from Scotland, to a refinery in England.
The NBC Radio Network launched an all-news network over 33 of its stations. The unprofitable experiment would be ended on May 27, 1977.
Five days before he was scheduled to testify before the U.S. Congress on organized crime, Sam Giancana, a former boss of Chicago mafia, was shot and killed while in the basement of his home in Oak Park, Illinois. The Chicago Police Department had had his home under surveillance that evening, but the two police drove away at 10:10 pm. At 10:30, the police heard a "popping noise" while listening, but didn't believe it was gunshots. Giancana was found the next day, shot in the mouth and the neck, despite having been in a room with an armored door. The murderer, whom Giancana apparently knew well enough to open the door for, shot Giancana in the back of the head, then in the mouth and five more times under Giancana's chin; leaving seven bullet wounds was considered a warning sign left by the Mafia for those persons who were felt to have betrayed the organization.
Constantine Tsatsos was approved by the Parliament of the new Republic of Greece to become the nation's first elected President.
The International Convention on Civil Liability for Oil Pollution Damage, often referred to as the CLC, came into effect by its terms, six years after its 1969 signing. The CLC provides that the sole liability for pollution damage, caused by an oil spill, lies with the owner of the ship, unless the shipowner can prove one of the exceptions (such as a spill caused by an act of war).
Jaws, an action film about a white shark terrorizing a resort island, premiered nationwide. Within two weeks, the film would recoup its costs, and by September 5, it would surpass The Godfather as the highest-grossing film in history (until surpassed by Star Wars in 1977).
Underwater photographs, purporting to be of the Loch Ness Monster, were taken by an automatic high-speed camera triggered by a sonar. Some of the photos, the result of a project by Robert H. Rines, Charles Wyckoff, and the Academy of Applied Science. The existence of the photos would be announced later in the year  and the journal Nature would purchase and publish the photos in December.
Jorge Born, the son of the Argentine multinational corporation Bunge y Born, was released unharmed after the company paid $64,000,000 to the Montoneros, the terrorist organization that had kidnapped him and his brother on September 19, 1974. Juan had been released in April "for health reasons". The Montoneros group would be wiped out by the Argentine government by 1977 in the Dirty War.
Former California Governor Ronald Reagan filed papers with the Federal Election Commission, declaring his intention to run for President of the United States in a challenge against incumbent Gerald Ford for the Republican Party nomination. Reagan would lose to Ford at the 1976 convention, but would win the party's nomination, and the presidency, in 1980.
Died:Michel Aikpé, Interior Minister of Dahomey (now Benin), was shot and killed at his home by the bodyguard of Dahomey's president, Mathieu Kerekou. President Kerekou had been outraged after finding Minister Aikpe in bed with Mrs. Kerekou. A new Interior Minister was appointed on Monday.
Uganda's dictator, Idi Amin, postponed the execution of British citizen Denis Hills, a day before Hills was set to go before a firing squad for statements made in the unpublished manuscript of The White Pumpkin. Amin's decision came after he hosted two British envoys at his hometown of Arua. The envoys, bearing a written appeal from Queen Elizabeth II, had been Amin's commanding officers when Amin had been a sergeant in the King's African Rifles in the colonial British Army. Hills would be released by Amin on July 10.
The events of George Perec's 1978 novel Life: A User's Manual (La Vie mode d'emploi), as Peret describes each character's fate on that date at an apartment building at 11 Rue Simon-Crubellier in Paris, shortly before 8:00 pm.
Eastern Air Lines Flight 66 from New Orleans crashed while attempting to land at the JFK Airport in New York during a thunderstorm, killing 113 of the 124 people on board. The Boeing 727 was running 25 minutes late as it made its approach at 4:08 pm into a thunderstorm, then crashed a half-mile short of the runway, near Rockaway Boulevard and Brookville Boulevard in the Rosedale neighborhood of Queens. To the horror of rescuers, scores of residents of Rosedale descended on the scene to loot jewelry, money and other valuables from the scattered luggage, and even from the victims' bodies. Meteorologist Ted Fujita's research of the disaster led to his discovery of microbursts, sudden downdrafts of wind at high speed. A week after the crash, tape recordings from air traffic control showed that a few minutes before the tower cleared Flight 66 to land on Runway 22L, the pilot of an air freighter, that had just landed on the same runway, radioed that "I just highly recommend that you change runways and land northwest. You have such a tremendous wind shear near the ground on the final 
India's Prime Minister Indira Gandhi was allowed to keep her office pending a review of her corruption conviction by that nation's Supreme Court.
In response to calls for the resignation of Prime Minister Indira Gandhi, the national government arrested 676 of her political opponents, including Jayaprakash Narayan, who had called for a civil disobedience protest. The day before, India's President Fakhruddin Ali Ahmed, on Gandhi's advice, had signed a proclamation for a state of emergency, suspending civil liberties and elections. Civil rights would remain suspended in "The World's Largest Democracy" until January 18, 1977, when new elections would be permitted to take place. Officially, 36,039 people would be arrested and detained during the next 18 months, mostly in the states of Uttar Pradesh, Madhya Pradesh and Maharashtra.
International terrorist Ilich Ramírez Sánchez, more commonly known as "Ilich Ramírez Sánchez", eluded capture after three policemen of the French Intelligence Service arrived at his Paris apartment to question him about a recent terrorist attack at the Orly Airport. After getting permission to use the bathroom, Carlos came back out firing a gun and killed two of the officers, Raymond Dous and Jean Donatini, along with Michel Moukharbal, the informer who had betrayed him, then escaped; the third officer, Jean Herranz, survived. Carlos would finally be captured in 1994.
Professional golfers Lee Trevino and Jerry Heard were struck by lightning when a thunderstorm interrupted the Western Open PGA Tournament. Trevino, who was hospitalized for burns on his left shoulder, remained in pain for two years before winning the Canadian Open in 1977.
The ship Greenpeace V, operated by the environmentalist Canadian group Greenpeace Foundation, made the first of many confrontations with whalers to save the world's whales from being hunted to extinction. Paul Watson and several other members of the crew conducted the first "hunt sabotage" against the Soviet whaling ship Dalniy Vostok, steering rafts between the ships and the whales in an effort to prevent the firing of harpoons. In that first meeting, the Soviets fired their harpoons anyway, without injury to the Greenpeace members.
Died:Tim Buckley, 28, American singer/songwriter, of a drug overdose;
Women could no longer be involuntarily discharged from the United States Armed Forces as a result of pregnancy, by orders of the U.S. Secretary of Defense.
American advice columnist Ann Landers (Esther Friedman Lederer), known for years for her suggestions to save unhappy marriages, announced in her column that she and her husband of 36 years were going to divorce.
^"'Football Knee' Blamed in Ford Fall", Milwaukee Sentinel, June 2, 1975, p1
^Karla K. Gower, Public Relations and the Press: The Troubled Embrace (Northwestern University Press, 2007) pp115-117
^"Israel Plans Pullback; Ford Maps Peace Plan", Milwaukee Journal, June 2, 1975, p1
^"New Rules to Bar School Sex Bias", Milwaukee Sentinel, June 4, 1975, p3
^David H. Shinn and Thomas P. Ofcansky, Historical Dictionary of Ethiopia (Scarecrow Press, 2004) p10
^"Ugandan Land Nationalized", Milwaukee Sentinel, June 4, 1975, p3
^"Israel Completes Sinai Withdrawal", Milwaukee Sentinel, June 5, 1975, p2
^"Sadat Leads Rites to Open Suez Canal", Milwaukee Sentinel, June 6, 1975, p3
^Chester G. Hearn, The Illustrated Directory of The United States Navy (Zenith Imprint, 2003) p305
^Bill Jones and Lynton Robins, Two Decades in British Politics: Essays to Mark Twenty-One Years of the Politics Association, 1969-90 (Manchester University Press, 1992); "Britain Votes to Stay in Euromart", Milwaukee Sentinel, June 7, 1975, p3
^"Copter Pilot Navigates Daring Escape"", Milwaukee Sentinel, June 7, 1975, p1
^"Copter Caper Con Captured In Bar", Pittsburgh Press, June 7, 1975, p1
^"General Tied To Northrop Probe Ties", Milwaukee Sentinel, June 23, 1975, p3
^ abWesley T. Huntress and Mikhail Ya. Marov, Soviet Robots in the Solar System: Mission Technologies and Discoveries (Springer, 2011) p305
^'TRAINS COLLIDE; 35 DEAD", Milwaukee Sentinel, June 9, 1975; "Error Tied To Crash Fatal to 38", Milwaukee Sentinel, June 10, 1975, p3
^"11 Killed in Florida Jail Blaze", Milwaukee Sentinel, June 10, 1975, p1
^"Pele Melee— Soccer Star Attracts News Mob", Milwaukee Journal, June 11, 1975, p16
^"U.S. RIGHTS VIOLATIONS DETAILED IN CIA REPORT", Milwaukee Sentinel, June 11, 1975, p1
^"Britain Pumps First North Sea Oil", Milwaukee Sentinel, June 12, 1975, p2; Stephen McGinty, Fire In The Night (Pan Macmillan, 2011) p44
^"23 CENT GAS TAX KILLED", Milwaukee Sentinel, June 12, 1975, p1
^Jonathan Vankin and John Whalen, Eighty Greatest Conspiracies of All Time (Citadel Press, 2004) p665
^Elizabeth Becker, When the War Was Over (PublicAffairs, Nov 10, 1998) p355
^Pranay Gupte, Mother India: A Political Biography of Indira Gandhi (Penguin Books India, 2012) p426
^"Mrs. Gandhi Says She Won't Resign", Milwaukee Sentinel, June 13, 1975, p3
^Australian Family Law Act 1975 with Regulations and Rules, (29th Ed.) (CCH Australia Limited, 2010) p1
^Paul Preston, The Triumph of Democracy in Spain (Methuen & Co, 1986) p53
^Alina Kaczorowska, European Union Law (Routledge-Cavendish 2008) p76
^"Time flies like an arrow", by Yorick Wilks, New Scientist, December 15, 1977, p697
^Howie Carr, The Brothers Bulger: How They Terrorized And Corrupted Boston for a Quarter Century (Hachette Digital, 2006)
^"Baghdad, Treaty of 1975", in Historical Dictionary of Iraq, Edmund A. Ghareeb, ed. (Scarecrow Press, 2004) pp35-36
^Madagascar Country Study Guide (International Business Publications, 2006)
^Edward E. Curtis, Encyclopedia of Muslim-American History (Infobase Publishing, 2011) p377; "Black Muslims Will End Longtime Ban on Whites", New York Times, June 17, 1975, p9
^Martha F. Lee, The Nation of Islam: An American Millenarian Movement (Syracuse University Press, 1996) p64
^"King of kick reigns again", St. Petersburg Times, June 16, 1975, p1-C
^Robert G. Williams and C. Reid Nichols, Encyclopedia of Marine Science (Infobase Publishing, 2010)
^"Premier Hit at Sato Rites", Milwaukee Sentinel, June 17, 1975, p3
^"Marianas Vote to Join US", ", Milwaukee Sentinel, June 18, 1975, p3
^Edmund Jan Osmańczyk and Anthony Mango, Encyclopedia of the United Nations and International Agreements: G to M (Taylor & Francis, 2003) p1383
^William M. Kramer and Charles W. Bahme, Fire Officer's Guide to Disaster Control (PennWell Books, 1992) pp258-259; "Autos Stranded By Sand Storm", Merced (CA) Sun-Star, June 18, 1975, p1; "Sand Blast Toll Over $1Million", Oxnard (CA) Press-Courier, June 20, 1975, p2
^"Faisal Slayer Beheaded", Milwaukee Sentinel, June 19, 1975, p3
^"US Orbits Spy in Sky Satellite", Milwaukee Sentinel, June 19, 1975, p2
^Daniel Yergin, The Prize: The Epic Quest for Oil, Money & Power (Simon and Schuster, 2008) p651; "Britain Gets First North Sea Oil Out", Youngstown (OH) Vindicator, June 18, 1975, p35
^Jim Cox, Say Goodnight, Gracie: The Last Years of Network Radio (McFarland, 2002) p172
^"Surveillance Lull Told In Giancana's Killing", Milwaukee Sentinel, June 23, 1975, p2
^John J. Miletich, Homicide Investigation: An Introduction (Scarecrow Press, 2003) p119
^"Tsatsos Elected", Milwaukee Sentinel, June 20, 1975, p2
^Stefan T. Orszulik, Environmental Technology in the Oil Industry (Springer, 2008) p177
^"A Movie With Teeth", Milwaukee Journal, June 21, 1975, p1
^Joseph McBride, Steven Spielberg: A Biography (University Press of Mississippi, 2011) p254
^Loren Coleman, with Patrick Huyghe, The Field Guide to Lake Monsters, Sea Serpents, and Other Mystery Denizens of the Deep (Penguin, 2003)
^"Loch Ness monster on film!", Miami News, November 24, 1975, p3A
^"Eastern Airlines Plane Crashes During Storm", Spartanburg (SC) Herald-Journal, June 25, 1975, p1
^Edgar A. Haine, Disaster in the Air (Associated University Presses, 2000) p89
^Michael M. Baden, with Judith Adler Hennessee, Unnatural Death: Confessions of a Medical Examiner (Ivy Books, 1990) p83; James Wagner, with Patrick Picciarelli, My Life in the NYPD:: Jimmy the Wags (Penguin, 2002)
^Gerry Byrne, Flight 427: Anatomy of an Air Disaster (Springer, 2002) p42
^approach," and the controllers declined. "Plea Denied By Tower in Fatal Crash", Milwaukee Sentinel, July 1, 1975, p3
^"Mrs. Gandhi Wins Delay in Ouster", Milwaukee Journal, June 24, 1975, p1
^"Claim to Throne Rejected", Reading Eagle, June 24, 1975, p17
^"Royal pretender to Spanish throne issues challenge", St. Petersburg Times, June 16, 1975, p8-A
^"Mozambique freedom— Africa's 'first truly Marxist state' pledged", Sydney Morning Herald , June 25, 1975, p4
^David C. King, Cultures of the World: Mozambique (Marshall Cavendish, 2007) pp32-34
^"India Jails 676 Foes of Premier", Milwaukee Journal, June 26, 1975, p1
^Madhav Godbole, Unfinished Innings: Recollections and Reflections of a Civil Servant (Orient Blackswan, 1996) p107
^"FBI Agents' Killers Hunted in Dakota", Milwaukee Journal, June 27, 1975, p1