What group or organization grew in membership in the 1920s because of its opposition to African-American, immigrants, Catholics and Jews?

What were the short-term and long-term impacts of the american revolution

Take another look at the population pyramid for france in 1950. notice the disparity between the male and female populations in the 55 to 70 year-old age group. what historical event could account for this disparity?

Many blacks moved from the south to northern cities during world war li looking for employment. after the war, a number of them lost their jobs. why did this happen?