no
germany
yes
Germany
In both.
1917
If this question is in reference to World War II, most countries declared war on Germany because Germany declared war on them.
The United States was bombed by the Japanese at Pearl Harbor which cause a declaration of war but Germany had an alliance with Japan and it had forced the United States to declare war on Germany too. Then Germany had an alliance with Italy which cause the United States to declare war on yet another country. Then the world was at war and therefore World War 2 started.
Because Germany Attacked Neutral Belgium.
Switzerland was neutral.
i wanty the answering
Great Britian