Protests in the Balkan Peninsula as troops withdraw from Trieste as it is handed over to Italy. Yugoslavs vow to never give up Trieste as United States and British troops prepare to withdraw. Italians see the raising of their flag for the first time since 1945. View of Yugoslavs with protest signs behind a barbed wire boundary. Men march with flags. In Belgrade, protestors storm the American embassy, following defiant speeches in which Marshall Tito threatens to invade Trieste.