Union victory at Antietam, provided president Abraham Lincoln the opportunity he had wanted to announce the Emmancipation Proclamation.
Answer:
He fired the secretary of war from the office
Explanation:
First, Andrew Johnson was never impeached. He was tried for treason after he fired Edwin M. Stanton, the secretary of war, from office. He was extremely close to being impeached—just 1 vote short. Radical republicans attempted this because they disagreed with his reconstruction plan. Make sense?
Answer:
Charles Darwin involves in the revolution.