if you mean what country had the first war, that is not possible, humans have been fighting each other since time began, if you mean when was the first world war, that was started by Germany in 1914.
USA
Poland was the first to be defeated.
Russia after it began to mobilize troops to the German border.
The proper noun forms for the first world war is World War 1, World War I, or World War One.
Well it couldn't be One country if it was a WORLD war. The allied Powers had "won" the war. Google it.
who was the first country to invade in world war 2
Italy.Germany is a First World country.
Austria-Hungary
It was Germany that first used flamethrowers as weapons in World War I.
the first country we conquered was Porto Rico
Germany
Germany.
Poland was the first country to be attacked during World War 2. In fact, the Germany invasion of Poland was what CAUSED World War 2.
The United Kingdom was the first member of the Commonwealth to enter World War 2.
Germany invaded France
Germany was the first country to use gas, chlorine in particular, in world war one. it was first used against British and French units in the first battle of Ypres.
Phillapines