The Polarizers

The idea of responsible partisanship, 1945-1952 -- Democrats and the politics of principle, 1952-1960 -- A choice, not an echo, 1945-1964 -- Power in movement, 1961-1968 -- The age of party reform, 1968-1975 -- The making of a vanguard party, 1969-1980 -- Liberal alliance-building for lean times, 1972-1980 -- Dawn of a new party period, 1980-2000 -- Conclusion polarization without responsibility, 2000-2016