Rosa Luxemburg also went by the name Bloddy Rosa. Polish born on March 5, 1871. She was a German revolutionary and agitator who played a key role in the founding of the Polish Social Democratic Party and the Spartacus League, which grew into the Communist Party of Germany. As a political theoretician theory of Marxism, stressing democracy and revolutionary mass action to achieve international Socialism. She was murdered during the Spartacus Revolt of January 1919. To be exact she died on January 15 of that year.