The purchase of Alaska added 586,412 square miles to the U.S.
They started extending business to other parts of the globe, trading and a industrial revolution
<span>The Iron Curtain was west of the Soviet satellite nations
The western edge of the Soviet satellite nations was referred to as the "Iron Curtain" creating the Soviet side of Europe with the USSR on the eastern edge of the area. On the other side of the "Iron Curtain" were the free, or democratic, western countries. </span>
US, British, French, and Soviets.
I don’t no i really can’t see it’s blurry