In the 1870s, when gold was discovered in the blacks hills, the federal government first tried to

buy the territory from the american indians.

restrict all sioux indians to their reservation.

call on the us military to resolve the claims issue.

sign a new treaty with the area’s tribal chiefs.

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.