(3) Leaders are often influenced by cultural belief systems.
because the republicans were more in favor of african american votes than democratics were?
African-American soldiers noted the irony and hypocrisy of fighting for freedom and democracy in Europe when they could not enjoy those same privileges in their own country. This sentiment led to the Double V campaign which worked to end discrimination at home and ensure democracy abroad. At home this movement was maintained by discrimination in the defense industries and labor unions; racist housing practices were also noted and attempts to change these were part of the Double V campaign. African-American rights were directly tied to European emancipation.
Hitler was injured in the July 1944 assassination plot where Von Stauffenberg planted a bomb in his command center that went off but failed to kill Hitler.