After Voldemort enters the Potter home and kills James, Lily barricades herself in Harry's room, putting her body between herself and her son. Voldemort easily breaks down the door and tells Lily ...
In the wizarding world of Harry Potter, a half-blood is someone whose either parent is a muggle-born (non-magical) or a half-blood themselves.
In Harry Potter and the Prisoner of Azkaban ... adult before he was even 20 years old. What's more, James died defending his wife and his son when he was only 21. The conclusion would be that ...