 Socialists were also elected to local office and received the nation's highest vote count per capita for the party's candidate, Eugene V. Debs in 1916.The Jim Crow Law in Oklahoma was struck down by the United States Supreme Court, but a special session was called by the Democratic governor and focused on voting laws that limited black voter participation.The Ku Klux Klan and the civil rights struggles of the World War I era came to Oklahoma in the 1920s, leading to the Tulsa race riot, lynchings and other violence.