After the war Zagari began his political activity. He was leader of the anti-Stalinist group, called Iniziativa Socialista.{{cite journal|author=Elena Calandri|title=Italy's Foreign Assistance Policy, 1959–1969 In 1970 Zagari served as the minister of foreign trade in the
cabinet of
Mariano Rumor and led the first Italian commercial delegation to
China in 1971.{{cite news|title=Former Italian Ambassador to China Speaks Out|work=Alberto Forchielli blog
Controversy After leaving office as justice minister Zagari was charged with abusing official acts, and making them public.{{cite book ==Death and legacy==