After serving in the Army Air Forces in World War II, Paul Watson was released from active military service in 1945, attended Auburn University, and graduated with a bachelor of science degree in aeronautical administration in 1947. He received a regular commission and returned to active military service in August 1947. During his tour of duty in Vietnam from 1968 to 1969, he served for 8 months with his son, Army Captain Richard Watson. His son was killed in Vietnam and was posthumously awarded the Silver Star. Paul Watson retired in 1972 as a U.S. Air Force Brigadier General.