Which organizations evolved during reconstruction to intimidate black voters and republicans and prevent them from participating in politicsa. the ku klux klan in the freedmen's bureau b. the red league in the ku klux klan c. the red shirts in the white league d. the white shirts in the red league

Letter C is correct.

In fact, The Ku Klux Klan was a secret white supremacist group in the U.S which main purpose was to promote violence against jews, black people, and other minorities. By using terrorist methods, these Klans intimidated black voters and Republicans and prevented them from voting and participating in politics. However, in Reconstruction Era, the red shirts had a strong desire to overthrow the reconstruction government and were the ones who used force to terrorize and intimidate freedman and prevent them from voting.

after losing to mckinley, bryan ran for president twice more.

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disease was the number one killer of native peoples. they had had little exposure to the diseases of europe. this led to some villages being almost completely wiped out and some tribes destroyed.