Railroad union leader & socialist Eugene V. Debs receives a million votes for President while imprisoned - 1920

After three-quarters of the states had ratified the 19th Amendment to the Constitution, women win their long struggle for the vote - 1920

Martial law declared in strike by longshoremen in Galveston, Texas - 1920

IWW Marine Transport Workers strike, Philadelphia – 1920

Civil Service Retirement Act of 1920 gives federal workers a pension - 1920

Shootout in Matewan, W. Va. between striking union miners (led by Police Chief Sid Hatfield) and coal company agents. Ten died, including seven agents - 1920

The first labor bank opens in Washington, D.C., launched by officers of the Machinists. The Locomotive Engineers opened a bank in Cleveland later that year - 1920

Italian-American anarchists Nicola Sacco and Bartolomeo Vanzetti are arrested in Boston for murder and payroll robbery. Eventually they are executed for a crime most believe they did not commit - 1920

First meeting of the International Labor Organization (ILO) – 1920

Kansas miners strike against compulsory arbitration - 1920

American Civil Liberties Union (ACLU) founded - 1920

3,000 members of the Filipino Federation of Labor strike the plantations of Oahu, Hawaii. Their ranks swell to 8,300 as they are joined by members of the Japanese Federation of Labor - 1920