Let us say to the democracies: "we americans are vitally
concerned in your defense of freedom. we are putting
forth our energies, our resources and our organizing
powers to give you the strength to regain and maintain a
free world. we shall send you, in ever-increasing numbers,
ships, planes, tanks, guns. this is our purpose and our
pledge."
- franklin d. roosevelt, "four freedoms speech: annual
message to congress on the state of the union," january
6, 1941
which sentence best states the main idea of this passage from roosevelt's
four freedoms speech?