The leader known for promoting peace during the Gulf War was President George H.W. Bush. Initially leading the coalition against Iraq's invasion of Kuwait in 1990, Bush later embraced diplomacy as a means to resolve conflicts. During the post-war period, he advocated for a peaceful resolution in the region and emphasized the importance of a collaborative international approach. Bush's administration focused on rebuilding Kuwait and stabilizing the Middle East, aiming to prevent further escalation of tensions. His efforts in promoting peace through diplomacy were instrumental in managing the aftermath of the Gulf War and influenced U.S. foreign policy in the region.