President Woodrow Wilson declared war on Germany in World War I on April 6, 1917.
On 1 September 1939, Germany invaded Poland without a declaration of war. On 3 September 1939, Britain and France declared war on Germany in response to that invasion.
America declared war on Germany in 1941.
well Germany did declare war against the Jews but it was the Jews who decleared financial war first in March 1933
The last US declared war was December 11, 1945.
Germany allied with Japan, Japan attacked America Germany had no choice and Hitler was not happy as he wanted to keep America out of the war.
America helped Germany to unify the war
Germany
America never joined/allied with Germany in World War I and II. America was an ally and Germany was an axis. But America did join partially because of Germany. Germany announced that they would use their submarines on anyone and America felt threatened and decided they needed to take action. Germany also contacted Mexico and asked Mexico to help Germany defeat America.
no but the passenger ship USS luistiana were sunk by an Geman U-boat and that was one of he reasons they decleared war against Germany but its not the only reason but about 1000 civilians was killed when the ship were sunk
America declaring war on Nazi Germany and joining the Second World War in Europe.
Japan, bro. Japan declared war on America not Germany. Canada declared war on Germany on the 10th of September.