Which rights and guarantees were secured by the fifteenth amendment to the us constitution?

the right to citizenship of any person born or naturalized in the united states

the right to due process and equal protection under law for all us citizens

the right to vote of any male us citizen

the right to be free from slavery except as punishment for a crime

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.