USA HISTORY

Detailed explanation-1: -Robert Strange McNamara, one of the most recognizable and controversial figures of the Vietnam War, served as the Secretary of Defense under both John F. Kennedy and Lyndon B. Johnson. His policies changed the way that the military operated and also shaped the strategy of the Vietnam War.

Detailed explanation-2: -He played a major role in promoting the United States’ involvement in the Vietnam War. McNamara was responsible for the institution of systems analysis in public policy, which developed into the discipline known today as policy analysis.

Detailed explanation-3: -Lyndon Johnson Administration. On 19 January 1968 President Johnson announced his selection of Clark M. Clifford to replace Robert McNamara as Secretary of Defense. Clifford was born in Fort Scott, Kansas, on 25 December 1906, received a law degree at Washington University, and practiced law in St.

Detailed explanation-4: -McNamara was Secretary of Defense from 1961 to 1968 in the Kennedy Administration, which led the US into the Vietnam adventure, and in the Johnson Administration, which widened the involvement to a war in which 58, 000 American troops died.

Detailed explanation-5: -McNamara, in full Robert Strange McNamara, (born June 9, 1916, San Francisco, California, U.S.-died July 6, 2009, Washington, D.C.), U.S. secretary of defense from 1961 to 1968 who revamped Pentagon operations and who played a major role in the nation’s military involvement in the Vietnam War.