- 1961 – Peter Benenson's article The Forgotten Prisoners is published in several internationally read newspapers. This will later be thought of as the founding of the human rights organization Amnesty International.
- 1964 - The BBC received over 8,000 ticket requests for The Rolling Stones forthcoming appearance on the British TV show, Juke Box Jury.
- 1966 - John Lennon, Paul McCartney, George Harrison, and Ringo Starr spent the day with Bob Dylan in his hotel room at the Mayfair in London, watching rushes of D.A. Pennebakers' forthcoming documentary, “Dont Look Back.”
- 1969 - Arrested: Mick Jagger and Marianne Faithfull were arrested at their London home, and charged with possession of cannabis. They were both later released on £50 ($85) bail.
- 1973 - Faces bassist Ronnie Lane left the band, and went on to form Slim Chance.
- 1976 - The Allman Brothers Band disbanded after Greg Allman testified against his personal road manager, Scooter Herring. The band would later reform.
- 1885 – Good Housekeeping magazine goes on sale for the first time.
- 1920 – The first game of the Negro National League baseball is played in Indianapolis.
- 1932 – Comedian Jack Benny's radio show airs for the first time.
- 1955 – Tennessee Williams wins the Pulitzer Prize for Drama for Cat on a Hot Tin Roof.
- 1972 -Bruce Springsteen auditioned for legendary CBS Records A&R man John Hammond in New York.
- 1986 – The Chernobyl Disaster: The City of Chernobyl is evacuated six days after the disaster.
- 1992 - A UK duo known as Nirvana since 1968 filed a suit against the Seattle band of the same name. The dispute was settled out of court in the British bands favour.
- 2000 – President Bill Clinton announces that accurate GPS access would no longer be restricted to the United States military.
- 2009 - Bob Dylan mingled unnoticed with other Beatles tourists during a minibus tour to John Lennon's childhood home.
- 1930 – The dwarf planet Pluto is officially named.
- 1931 – The Empire State Building is dedicated in New York City.
- 1956 – The polio vaccine developed by Jonas Salk is made available to the public.
- 1964 - The Beatles received $140,000 dollars for the rights to having their pictures included in packages of bubble gum in the USA.
- 1967, 32 year old Elvis Presley married Priscilla Beaulieu.
- 1970 – Protests erupt in Seattle, Washington, following the announcement by U.S. President Richard Nixon that U.S. Forces in Vietnam would pursue enemy troops into Cambodia, a neutral country.
- 1971 – Amtrak (the National Railroad Passenger Corporation) takes over operation of U.S. passenger rail service.
- 1975 - To promote their upcoming Tour of the Americas '75 (their first with guitarist Ron Wood), The Rolling Stones were driven down 5th Avenue in Manhattan, New York while performing an extended version of "Brown Sugar" from the back of a flatbed truck…
- 1987 – Pope John Paul II beatifies Edith Stein, a Jewish-born Carmelite nun who was gassed in the Nazi concentration camp at Auschwitz.
- 2009 – Same-sex marriage is legalized in Sweden.
- 2011 – Barack Obama announces that Osama bin Laden, the suspected mastermind behind the September 11 attacks has been killed by United States special forces in Abbottabad, Pakistan. Due to the time difference between the United States and Pakistan, bin Laden was actually killed on May 2.