Which U.S. President led America into war against Mexico in 1846?

James K. Polk

What group of giant deities preceded the Olympians and were children of Uranus and Gaia? In Pixar's 'The Incredibles,' what is the real name of Mr. Incredible's wife? What do you call the person who steers and gives instructions to rowers? Which fruit has a spiky exterior, strong smell when ripe, and is sometimes banned in public places? Who headed the Manhattan Project, which created the first atomic bomb?