they started to kill black people
The membership of the KKK was reportedly several million at its peak during the 1920s. However, it was a secret organization that had a self-interest in exaggerating its strength and power.
The KKK
The KKK of the 1920s was strongest in Indiana.
It was strong across the nation, largely, but not entirely, because of its support and enforcement of National Prohibition.
The "KKK of the 1920s," established in 1915, called itself the Ku Klux Klan or KKK.
KKK
The KKK actively recruited members in the 1920s. Later, Sen. Harry Byrd would become a KKK recruiter.
The KKK is a secret organization. However, there were KKK groups in Pennsylvania is the 1920, largely because of its staunch support of National Prohibition.
The KKK re-emerged in the 1920s largely but not entirely, to promote and illegally enforce National Prohibition.
A movie called Birth of a Nation was part of what causes the reemergence of the KKK in the 1920s. Another reason for the reemergence was the changes in the country, some did not like these changes.
It was the 1920s not the 1910s and it was the Ku Klux Klan who were and still are hostile to Jews, Catholics and African-Americans.
Yes, and also in Washington, DC.