History 10-20 May 1969: The Battle of Hamburger Hill James Springer May 10, 1969 No Comments army of the republic of vietnambattlebattle of hamburger hillbloodyhamburgernational liberation frontnixon doctrinepeople's army of vietnamPeople's Liberation Armed Forces of Vietnamsecond indochina warshow-in-timelinesoldiersus militaryviet congvietnam bordervietnam warvietnamisation In May 1969, US involvement in Vietnam was at an… Read More 10-20 May 1969: The Battle of Hamburger Hill