Iraq, and a little bit of Arabia.
Iwo Jima - although not strictly a stepping stone it gave the US an airbase that was reasonably far forward and at the same time deprived the Japanese of an airbase allowing bombing raids on mainland Japan to proceed with less interference.
Answer:
Explanation:
1. Louisiana Purchase by Thomas Jefferson-opened a large territory for the U.S.
2.The Missouri Compromise by Henry Clay which divided the U.S. into free and slave states
3. The Kansas Nebraska Act created by Stephen A. Douglas which allowed the states to decide if they want to be free or slave states(AKA: popular sovereignty)
