Can someone me with these two questions

Many young people traveled by train out of the midwest in search of new opportunities during the 1930s. what term is used to describe their actions

The development of england as a nation-state occurred because of increasing?

Where did the term “iron curtain” originate? the warsaw pact used the term iron curtain as a code word for communism. in a 1946 speech, british prime minister winston churchill said an iron curtain had fallen across the continent of europe. while visiting western europe in 1946, u. s. president harry truman commented that the mountains there looked like iron curtains. russian general secretary joseph stalin instructed citizens of eastern europe to hang iron curtains over their windows to protect themselves from stray bullets.