Harry S. Truman
Yes. There nuclear torpedoes that can travel underwater and destroy ships.
me
He was the first President to travel to China, and the first President to resign from office.
Woodrow Wilson
submarine
6494
The first American President to do all these things was Theodore Roosevelt, although his flight in an airplane didn't happen until 1912, after he was President.
yes
William H. Taft
The President who was the first to travel out of the country during war time was Theodere Roosvelt. He traveled twice in Tehran Iran the first and Yalta Ukraine USSR the second
Teddy Roosevelt to Panama.