Which of the following ideas included in the declaration of independence reflects the principle of social contract?
certain rights cannot be taken away from people by the government
people give consent to the government's authority
the people are the source of the power and authority in government
the state of being human conveys certain rights naturally

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.