How did Winston Churchill try to convince America that they needed to enter the war?

The very hour that the United States entered World War II, Winston Churchill decided to invite himself to Washington, D.C. ... Both men had hoped it would convince the American people to join ... That made Roosevelt and Churchill's summit doubly important. When World War I ended in 1918, the American public was eager to reduce the ... Franklin Delano Roosevelt and British Prime Minister Winston Churchill meet aboard ... but the US Congress blocked his attempt to have America join the recently ... The United States would be fighting an enemy more prepared for war than it

Explanation:

whose power in the senate is equal to the power of the speaker of the house?