Detailed Instructions: In this task, you will be presented with a text and a pronoun. You should write the name that the pronoun refers to. Position of the pronoun in the text is showed within two "_"s.
Problem:On July 20, 1969, Apollo 11 astronauts Neil Armstrong and Joe Muldoon walk on the moon, and Nixon's ''most historic phone call'' is joined by a call from former President Kennedy, committing the United States to send a manned mission to Mars, which Nixon backs as part of _his_ fateful decision to decide the future of manned spaceflight, instead of deciding on the Space Shuttle program as he did in our timeline. <sep>, Pronoun: his
Solution:
Nixon