Answer:
"Kennedy felt that Eisenhower had relied too heavily on nuclear weapons"
The Russo-Japanese War developed out of the rivalry between Russia and Japan for dominance in Korea and Manchuria. In 1898 Russia had pressured China into granting it a lease for the strategically important port of Port Arthur (now Lüshun), at the tip of the Liaodong Peninsula, in southern Manchuria.
Aside from a general curiosity about space, the United States wanted to go to space because the Russians were trying to get there too, and we were in a "cold" war with them.
Jefferson expressed a dislike and distrust for banks and bankers, and opposed borrowing believing it created long-term debt, monopolies, invited dangerous speculation, as opposed to productive labor, all to Republicanism.