When and how did World War 1 and 2 occur?
Who started World War I and World War II?
What year did World War I start? When did World War One start? How and why did the world war 1 start? How, why and when did World War 1 start? When did the first world war happen? Why did World War 1 started? What were the effects? What were the causes of World War I? Who won World War I? When did it happen? Why and how did World War 1 begin in 1914? What was the cause for World War 1? What caused World War I? Why was World War 1 fought? What were the causes for World War 1? What were the causes of the First World War? Why did the U.S. become involved in World War II? Who won World War 1? What did World War I veterans think of World War II? What was the main cause of World War One? What was the immediate cause of the First World War? Were Germans the only reason to start World War II? What were the main countries involved in World War 1? How did they got involved? How did the US got involved in World War I? How do I start World War Three? What new countries were created after World War I? What was the main cause that ended World War One? Where did World War 1 start and how? How did World War 1 affect the world? Has the third world war started? Did World War 3 already start? When did the World War end? How did World War 1 come to an end?