Lt. Gen. H.R. McMaster
Herbert Raymond McMaster is a retired United States Army lieutenant general who served as the 25th United States National Security Advisor from 2017 to 2018. He is also known for his roles in the Gulf War, Operation Enduring Freedom, and Operation Iraqi Freedom. Born in Philadelphia, McMaster graduated from the United States Military Academy in 1984, and later earned a Ph. D. in American history from the University of North Carolina at Chapel Hill. His Ph.