why did native american culture groups develop differently from one another? a. they used different languages and writing systems b. they had different beliefs about the way animals and plants should be used.                c. they settled in areas with different geographic features and climates.                d. they arrived in north america at different times

The five extra days added to the egyptian calendar were for?

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.

What was mexico giving american in return?