Report informing Congress of U.S. forces' participation in a multinational operation in Yemen : communication from the President of the United States transmitting a report on strikes against facilities to deter, degrade, and disrupt the ability of the Houthi militants to carry out future attacks against the United States and vessels operating in the Red Sea region, pursuant to 50 U.S.C. 1543(c); Public Law 93-148, Sec. 4(c); (87 Stat. 556).