italy
Poland.
The Austrian-Hungarians were first to declare war with the Serbs.
STEPS TO WORLD WAR ONE 1. Franz Ferdinand was assisinated, July 28 2. Austria-Hungary declares war on Serbia, July 28 3. Russia mobilizes armed forces 4. Germany declares war on Russia, August 1 5. Germany declares war on France, August 3 6. Germany invades Belgium, August 4 7. Britian declares war on Germany, August 4 8. Austria-Hungary declare war on Russia, August 6 9. France and Britian declare war on Austria-Hungary. Sorry i dont have the dates for all of them,='(
Germany invaded Belgium. Britain had a defense treaty with Belgium. After the invasion, Britain issued an ultimatum stating that if Germany didn't withdraw from Belgium, Britain would declare war. Germany didn't listen and Britain entered World War I.
no
germany
In both.
yes
Germany
If this question is in reference to World War II, most countries declared war on Germany because Germany declared war on them.
1917
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.
i wanty the answering
Switzerland was neutral.
Great Britian
Because Germany Attacked Neutral Belgium.