ERBIL—Before the current war between Israel, the United States, and Iran, Iraq was experiencing a long-awaited revival. Erbil, long considered the country’s most stable area and the capital of the semi-autonomous region of Iraqi Kurdistan, saw new apartment complexes and tower cranes, while U.S. investors operated its oil fields and business delegations sought opportunities for economic cooperation. After recovering from eight years of U.S.-led occupation beginning in 2003, and the war against