war 138The Vietnam War (1 November 1955 [A 1] – 30 April 1975) was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam (Democratic Republic of Vietnam) and South Vietnam (Republic of Vietnam) and theirSergeant Nicholas G. Wilson of Co. G, 138th Pennsylvania Infantry Regiment. From the Liljenquist Family Collection of Civil War Photographs, Prints and Photographs Division, Library of