Anárion, his father Elendil, and his brother Isildur remain loyal to the Valar and friendly with the elves despite Númenor’s corruption. After the Elf-friends escape the destruction of Númenor, Anárion and Isildur establish and rule the kingdom of Gondor together. He marches against Sauron in the War of the Last Alliance and is killed during the siege of Barad-dûr.