Senator Wheeler was an advocate for neutrality in World War II.
Explanation:
Burton Wheeler is an American politician member of the Democratic Party, who was in particular senator of Montana in the Congress of the United States from 1923 to 1947. In 1924, Wheeler was a candidate for vice president of the United States for the Progressive Party.
He was a fervent supporter of Franklin Delano Roosevelt and his New Deal, and disagreed on a possible entry of the United States in World War II in the early 1940s, until the attack on Pearl Harbor took place.
It's a chance between an internet expert or a librarian. they could both work because an internet expert can research things and a librarian can find the conduct research in books.