Anglo-American relations had been good for decades previous. The similar forms of government shared by the Allies, including Britain, and America were a tie.
The other side.
The Allies
i dont kno tho
The Allies, i.e Britain, France etc.
Britain had a coalition government during World War 2
The Alies eg Britain, France and the USSR.
Suspicion of Germany's autocratic government
Britain wasn't invaded during World War 2
Britain, France and the Soviet Union were on the same side during World War 2
Britain's side
The allied powers during World War 1 were Britain, France, and Russia. Many of these nations plotted against Germany during the war, causing them to side with the United States.
Italy sided with Great Britain against Germany in World War 1, the in World War 2 is side with Germany. But only because they were forced to.