 Colorado voters suspended the state's Prohibition laws on July 1, 1933, and while racism and discrimination against a new wave of Mexican immigrants and African-American migrants persisted, the KKK was never again a significant force in Colorado politics.When World War I ended, the economy continued to be strong for a short period.However, with less demand for goods, prices dropped and 1918 saw a short recession, followed by a more severe one between 1920 and 1921.