DUBAI, United Arab Emirates—U.S. F-22 fighter jets arrived in the United Arab Emirates on Saturday, part of an American defense response to recent missile attacks by Yemen’s Houthi rebels targeting the country. The Raptors landed at Al-Dhafra Air Base in Abu Dhabi, which hosts some 2,000 U.S. troops. American soldiers there launched Patriot interceptor missiles in response to the Houthi attacks last month, the first time U.S. troops have fired the system in combat since the 2003 U.S.-led invasion of Iraq. American officials declined to say how many F-22s deployed or the number of airmen supporting the aircraft, citing operational security. However, they identified the unit involved as the 1st Fighter Wing, located at Joint Base Langley-Eustis in Virginia. A photo later released by the Air Force showed six F-22s in a line on a taxiway at Al-Dhafra. “The Raptors’ presence will bolster already strong partner nation defenses and puts …