<P> At the rank of major general , Greene was the highest - ranking American service member killed by hostile action since Lieutenant General Timothy J. Maude was killed in the September 11 attacks , and the highest - ranking service member killed on foreign soil during a war since Rear Admiral Rembrandt Cecil Robinson was killed during the Vietnam War in May 1972 . To date , Greene is also the highest ranking American officer to be killed in combat in the ongoing Global War on Terrorism . </P>
<P> At the rank of major general , Greene was the highest - ranking American service member killed by hostile action since Lieutenant General Timothy J. Maude was killed in the September 11 attacks , and the highest - ranking service member killed on foreign soil during a war since Rear Admiral Rembrandt Cecil Robinson was killed during the Vietnam War in May 1972 . To date , Greene is also the highest ranking American officer to be killed in combat in the ongoing Global War on Terrorism . </P>
who was the highest ranking officer killed in vietnam
who was the highest ranking officer killed in vietnam
Rear Admiral Rembrandt Cecil Robinson
Rear Admiral Rembrandt Cecil Robinson