The President of the United States was the head of government for the United States. The office of President of Earth was descended from the United States presidency.
Former President Richard M. Nixon.
List of Presidents of the United States
1. George Washington
2. John Adams
3. Thomas Jefferson
4. James Madison
5. James Monroe
6. John Quincy Adams
7. Andrew Jackson
8. Martin Van Buren
9. William Henry Harrison
10. John Tyler
11. James K. Polk
12. Abraham Lincoln
13. Ulysses S. Grant
14. Chester A. Arthur
15. Grover Cleveland (2 non-consecutive terms)
16. Benjamin Harrison
17. Theodore Roosevelt
18. William Howard Taft
19. Warren Harding
20. Harry S. Truman
21. Richard Nixon
22. Gerald Ford
23. Jimmy Carter
24. Ronald Reagan
25. George H. W. Bush
26. Bill Clinton
27. Donald Trump
