The Gadsden Purchase involved the lower portions of what are now which two US states?

More Questions:

Approximately how many plain chocolate Hershey's Kisses are there to a pound of chocolate?

In pool, what color is the 6-ball?

What percentage of air is composed of oxygen?

How long does it take a human blood cell to make a complete circuit of the human body?

Which Simpsons character says he was once a watch commander at Pearl Harbor?

How many years was Robinson Crusoe marooned on his desert island?

Who won an Oscar as Best Supporting actor in the 1993 film "The Fugitive"?

What year was actor Humphrey Bogart born?

Where does Madeline try to commit suicide in Hitchcock's movie "Vertigo"?

What movie gave us the line "Nobody puts Baby in a corner!"?

What was Billie Holiday's nickname?

Although directed by Brian de Palma, which Hollywood director wrote Scarface?

What presidential daughter brought Socks the cat to the White House?

What position was only ever held by Louisiana-born Varina Howell?

Whose autobiography is titled "Dreams From My Father"?