First to 10k posts

May 1 - Demonstrations against the trial of the New Haven Nine, Bobby Seale, and Ericka Huggins draw 12,000. President Richard Nixon orders US forces to cross into neutral Cambodia, threatening to widen the Vietnam War, sparking nation wide riots and leading to the Kent State Shootings.

May 4 - Kent State shootings: Four students at Kent State University in Ohio are killed and nine wounded by Ohio State National Guardsmen at a protest against the incursion into Cambodia.

May 6 - Arms Crisis in the Republic of Ireland: Charles Haughey and Neil Blaney are dismissed as members of the Irish Government, due to accusations of their involvement in a plot to import arms for use by the Provisional IRA in Northern Ireland.

May 6 - Feyenoord wins the European Cup after a 2-1 win over Celtic.

May 8 - Unionized construction workers attack about 1,000 students and others protesting the Kent State shootings near the intersection of Wall Street and Broad Street and at New York City Hall, leading to the Hard Hat riot.

# May 8 - The Beatles release their 12th and final album Let It Be

May 9 - In Washington, D.C., 100,000 people demonstrate against the Vietnam War.

May 11 - Henry Marrow is murdered in a violent hate crime in Oxford, North Carolina.

May 11 - Lubbock Tornado: An F5 tornado hits downtown Lubbock, Texas, the first to hit a downtown district of a major city since Topeka, Kansas in 1966 (28 are killed).

May 14 - Ulrike Meinhof helps Andreas Baader escape.