Hitler was a social darwinist. what do social darwinists believe

How would lincoln's assassination change the direction of reconstruction? the radicals used this opportunity to take control of the plans. the south refused to cooperate with any plans after lincoln his death would put an end to all reconstruction plans. lincoln was too weak to carry out his plan and now it could be carried out.

How w.e.b. dubois wanted to improve the social and economic situation that existed for african americans during the early 19th century?

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?