The Democratic Party asserted dominance in the South after the Compromise of 1877 which effectively ended the Reconstruction and the Republican rule in the South. The promises the Democrats made, to protect and respect the rights of the African American people were not kept and through a series of Jim Crow laws they tried to maintain the control over the black population.
To be forgiven for past sins. The Pope offered forgiveness for anyone who took part. This was important for knights who had killed many people in battle.