Unidad Popular
Succeeding the FRAP left-wing coalition, Unidad Popular comprised most of the Chilean Left: the Socialist Party, the Communist Party, the Radical Party, the Party of the Radical Left (until 1972), the Social Democratic Party, MAPU ("Movimiento de Acción Popular Unitario") (in 1972, a splinter group – MAPU Obrero Campesino – emerged) and since 1971 the Christian Left.