With complete certainty the major event of 1914 was the onset of World War One. It came to involve the major nations of the world and its aftermath brought on an even more important event the Second World War. Each of these wars had a profound influence in shaping the world.If the Second World War did not begin in 1914 but perhaps a few years later, the opening of the Panama Canal was another significant event in 1914.
World War Two.
The assassination of Archduke Ferdinand was a major event that led to WW1
Vietnam war
guns
World War 2 was a pretty major event.
STock market crash, depression.
World War I
The Holocaust
World War 2
The war
Two different topics/questions here; "Local Struggle..." and "Major event of the cold war..." 1. The VN War wasn't a local struggle. It involved the world powers and potential atomic war. 2. Any SHOOTING war during the cold war was a major event.