Saving South Vietnam, 1945-1963 -- Winning an election while losing a war, 1963-1964 -- Escalation, 1965 -- Democrats fall out, 1966 -- The opposition grows, 1967 -- Campaign '68 -- The politics of polarization, 1969 -- A war at home, 1969-1971 -- Four more years, 1971-1972 -- Legacies, 1973- .