Archduke Franz Ferdinand Assassinated in Sarajevo, Sparking World War I – June 28, 1914
Causes of World War I: Archduke Franz Ferdinand of Austria and his wife Sophie are assassinated in Sarajevo, beginning the July Crisis and providing the casus belli of World War I. Date: June 28, 1914 Read more on Wikipedia β π Other events on June 28 π Events on this day in 1914 π On…