Authorities arrest Nicola Sacco and Bartolomeo Vanzetti for alleged robbery and murder.

Sacco and Vanzetti

Italian American anarchist duo executed by Massachusetts

Nicola Sacco and Bartolomeo Vanzetti were Italian immigrants and anarchists who were controversially convicted of murdering Alessandro Berardelli and Frederick Parmenter, a guard and a paymaster, during the April 15, 1920, armed robbery of the Slater and Morrill Shoe Company in…