 , 75,000 "Stolpersteine" have been laid, making the "Stolpersteine" project the world's largest decentralized memorial.The majority of "Stolpersteine" commemorate Jewish victims of the Holocaust.Others have been placed for Sinti and Romani people (then also called "gypsies"), homosexuals, the physically or mentally disabled, Jehovah's Witnesses, black people, members of the Communist Party, the Social Democratic Party, and the anti-Nazi Resistance, the Christian opposition (both Protestants and Catholics), and Freemasons, along with International Brigade soldiers in the Spanish Civil War, military deserters, conscientious objectors, escape helpers, capitulators, "habitual criminals", looters, and others charged with treason, military disobedience, or , as well as Allied soldiers.