Johnson & Diem

American Vice President Lyndon B Johnson (left) meets with Vietnamese President Ngo Dinh Diem at Independence Palace, Saigon (later Ho Chi Minh City), Vietnam, May 1961. A UConn historian's work with archives from the former Republic of Vietnam has shed new light on the politics of that time. (Photo by PhotoQuest/Getty Images)

As part of his Goodwill Tour of Southeast Asia, American Vice President Lyndon B Johnson (left) meets with Vietnamese President Ngo Dinh Diem at Independence Palace, Saigon (later Ho Chi Minh City), Vietnam, May 1961.

As part of his Goodwill Tour of Southeast Asia, American Vice President Lyndon B Johnson (left) meets with Vietnamese President Ngo Dinh Diem at Independence Palace, Saigon (later Ho Chi Minh City), Vietnam, May 1961. (Getty Images)