Question: When did Lisbeth Palme's husband die?
Sentence (from "Olof Palme"): , he resorted to fierce and often polarizing criticism in pinpointing his resistance towards imperialist ambitions and authoritarian regimes, including those of Francisco Franco of Spain, Leonid Brezhnev of the Soviet Union, António de Oliveira Salazar of Portugal and Gustáv Husák of Czechoslovakia, as well as John Vorster and P. W. Botha of South Africa.
Relevant evidence: No