On June 28 1914, Archduke Franz Ferdinand of Austria, heir to the Austro-Hungarian throne, and his wife, Sophie, Duchess of Hohenberg, were assassinated in Sarajevo.
World War I
Yes, it was the spark that began World War One.
Well, the Global Spark of World War one was the sinking of the Lusitania. The British passenger ship held up to 1,200 passengers. 1,200 people died and 128 Americans died.
The invasion of Poland
The Spark that started WWII was the arch duke Ferdinand's Assaination
The assassination of the Archduke Ferdinand.
Pearl Harbour
It was the spark that began World War 1.
Arch Duke Franz Ferdinand.
Hitler and Stalin invaded Poland and sparked World War 2.
1 September 1939 after German troops invaded Poland. That was the immediate spark of World War 2 in Europe
The sinking of the Lusitania was the spark for US entry into WW I.