The first world war and stock market crash were the most significant.
The assassination the Archduke Franz Ferdinand and his wife was critical in setting off the chain of events that led to the First World War, it is the most commonly known and probably most significant event of the war.
When Hitler committed suicide.
yes, very It is very significant event because basically the whole world has been involved. And it says WORLD war so it must be important to everyone.
actually i think it was the battle of Antietam the bloodiest battle in history
the crime itself.
World War II
world war 1 is significant to france because the french army lost the most men in battle
because of us participation and victory in wwii, after the war the us emerged as a superpower and world leader.
It drew the United states into World WAR 2 in both Europe and asia
The main event that ignited the First World War was the assassination of Archduke Franz Ferdinand of Austria-Hungary by Serbian Black Hand Gang on 28 June 1914.
The End of World War I