"Most Americans are oblivious to their country’s massive impact on the world and on the Middle East," the preeminent Palestinian historian Rashid Khalidi wrote in the Prospect after the September 11, 2001, attacks. It should come as no surprise to our readers that, two decades later, not enough Americans grasp Washington’s power in the world. This week, the Prospect has brought in a diversity of experts to understand what the United States is doing and should do in Israel-Palestine. The guiding question of our coverage: Israel has been at war with Gaza many times before. What is different now?