Vidovdan in Serbia
572 – Alboin, king of the Lombards, was assassinated in a coup d'état instigated by the Byzantines.
1841 – Giselle (Anna Pavlova pictured in the title role), a ballet by French composer Adolphe Adam, was first performed at the Théâtre de l'Académie Royale de Musique in Paris.
1904 – In Denmark's worst maritime disaster, SS Norge ran aground on Hasselwood Rock, Helen's Reef, in foggy weather, and sank, resulting in more than 635 deaths.
1942 – World War II: The German Wehrmacht launched Case Blue, a strategic summer offensive intended to knock the Soviet Union out of the war.
2009 – Honduran president Manuel Zelaya was ousted by a local military coup following his attempt to hold a referendum to rewrite the Honduran constitution.