Mar. 17. 1927: Arthur Ponsonby proposes abolition of Royal Air Force, House of Commons, Britain. 1974: 3,000 Ethiopian women workers march for equal pay and better working conditions. 1996: 30,000 march in Vallhermosa, Mexico, in support of a campaign to blockade state-owned oil wells that had displaced thousands of poor people.

Mar. 18. 1871: 1,000 women successfully blockade cannons in what becomes the "Paris Commune," Paris, France. 1969: U.S. begins secret bombing of Cambodia, escalating the war in Southeast Asia.

Mar. 19. 1962: Algerian Civil War ends in independence from France. 1978: 50,000 march in Amsterdam to protest U.S. deployment of the neutron bomb in Europe.

Mar. 20. 1815: Switzerland declares permanent neutrality in all wars. 1983: 150,000 (1% of country's population) join in anti-nuclear rallies across Australia. 1996: 25 arrested at Dept. of Justice in Washington, D.C., and 27 others arrested in San Francisco during protests demanding freedom for Leonard Peltier.

Mar. 21. 1971: Following a high-speed chase, a Seattle police officer shoots and kills black suspect Leslie Allen Black. An inquest later finds the shooting "unjustified." 1995: The state of Mississippi ratifies the 13th Amendment to the U.S. Constitution, outlawing slavery.

Mar. 22. 1969: John Lennon and Yoko Ono begin their "Bed-In For Peace" at the Amsterdam Hilton. 1980: 30,000 march in Washington, D.C. against reintroduction of draft registration. 1983: After proceeding through the streets of Bonn with a giant rubber globe and a branch of a tree dying from pollution in the Black Forest, 27 people enter the chamber of the West German national assembly and take their seats as newly elected officials from the Green Party, the first new party to be elected in over 30 years.

Mar. 23. 1889: President Harrison opens Oklahoma, former Indian Territory to white settlement. 1918: Trial begins of 101 Industrial Workers of the World (IWW) union activists for opposition to World War I.