The US has no such position in its political system.
Yes, he was prime minister during WW2
Australia's Prime Minister during WWI was William Morris 'Billy' Hughes.
The Australian Prime Minister at the outbreak of World War 2 was Robert Gordon Menzies.
Berlin didn't have a Prime Minister. It's the capital of Germany.
Winston Churchill
The United States of America does not have a prime minister. The president is the head of government. During World War I. Woodrow Wilson was the president of the United States of America throughout World War I.
He was the Prime Minister of England during the war .
The Prime Minister of Britain during World War II was Winston Churchill.
Winston Churchill served as Prime Minister from 1940-45 .
Winston Churchill was British Prime Minister during World War 2
David Lloyd George was the Prime Minister of the UK during World War I.
He was the prime minister during part of World War 2.