Richard M. Nixon
It was probably Dwight D. Eisenhower, since there weren't 50 states till 1959.
George W. Bush
Richard M. Nixon
Bob Marley
The first President of the United States to visit all 50 states was Richard M. Nixon.Richard Nixon
George Washington, he was the first president of all states.
The first President of the United States to visit all 50 states was Richard M. Nixon.Richard Nixon
Dwight D. Eisenhower (there weren't 50 states till 1959); President Eisenhower could not campaign for himself, since he had served two terms, but he went out to various states to campaign for Richard Nixon.
Richard Nixon
George Washington
There is no requirement that you have to have active campaigns in any states. But if you are running and actually want the job, you will run in as many carefully selected states as your budget will allow.