Two causes of world war 2, please explain why and resonate about it? :)

Explanation:

the assassination of Archduke Franz Ferdinand of Austria-Hungary. In June 1914, a Serbian-nationalist terrorist group called the Black Hand sent groups to assassinate the Archduke

aliens are not real, the myth was created about 700 years ago because people found markings in the field of their crops. also, no there were no aliens on the moon.

hope this ! give brainliest!

stewards ice box was the purchase of alaska from russia and it was called that because people thought it was not a good idea to purchase alaska