Joseph DiGiovanni and Peter DiGiovanni are arrested by Kansas City police detective Louis Olivero after twenty extortion victims reported their activities. Before they are brought to trial however Olivero is shot in the back and killed. The DiGiovannis remain in power until the 1950s.
The Black Hand led by Sam Cardinelli begin setting off over eight hundred bombings killing over twenty people and wounding hundreds more until 1918 when they are convicted of murder and hanged.
Steve Wallace, with his brothers Frank and Jimmy Wallace of the Gustin Gang, begin hijacking and looting trucks in Southie often stripping cargo from the rear of the truck while stopped at intersections. The brothers are soon known by the press as the "Tailboard Thieves".
March 12 - Frank Costello is arrested for carrying a concealed weapons after detectives receive information from an informant. Costello is sentenced to one year in Welfare Island prison by Judge Edward Swann and is released after ten months.