When you ask a question about a war, you need to put the NAME of the war in your question. People cannot just guess which war you are asking about.
It was the main cause
The main cause of WW1 was the assassination of Archduke Franz Ferdinand.
the main cause is rapid population increase
The main cause was the communist use of force to conquer a non communist country.
George Washington
kidnapping of Helen of Troy
It was the main cause
No, it was a factor, but the main cause of WW2 was, surely, WW1.
That is up for debate. However, most experts agree that the main cause of the civil war was state's rights.
The main cause of the civil war was a battle over states rights.
Yes, because of him disliking jews.
tha main cause is Militarism of Germany building up its weapons,