Historical Events on June 30

23 significant historical events occurred on June 30. June 30 has seen several important events in history, with eight notable occurrences recorded. Among them are the mysterious Tunguska event of 1908, which caused a powerful explosion over Siberia, and the tragic 1956 Grand Canyon mid-air collision that claimed 128 lives. This date has also featured sporting events such as the 1963 and 1996 French Grand Prix races and the UEFA Euro 1996 final.