Final answer:
Abraham Lincoln was assassinated on April 15th by John Wilkes Booth at Ford's Theatre in Washington, D.C.
Step-by-step explanation:
On April 15th, Abraham Lincoln was assassinated. He was attending a play at Ford's Theatre in Washington, D.C. when John Wilkes Booth, a Confederate sympathizer, shot him in the back of the head. Lincoln's assassination had a significant impact on American history, as it marked the first assassination of a U.S. President.
Learn more about Abraham Lincoln's assassination