[Answer] 3. He is one of the most infamous men in American history. Though doubts remain about whether he acted alone, he is best known as the assassin of a young American president. What was the assassin's name?

Step 1 : Introduction to the question "3. He is one of the most infamous men in American history. Though doubts remain about whether he acted alone, he is best known as the assassin of a young American president. What was the assassin's name?"

...1. Ed Gein 2. Charles Guiteau 3. Alfred Packer 4. Lee Harvey Oswald Lee Harvey Oswald was born in New Orleans and joined the Marines. He then defected to Russia, came back to the U. S. with a wife, then tried to go back to Russia. He was also the founder and only member of the "Fair Play For Cuba" Committee. However, the events of November 22, 1963 render anything he previously did insignificant.