What three Middle Eastern rivers are considered to be cradles of civilization?

Did North and South Carolina became separate proprietary colonies? What was the negotiated with Mexico so that the US government would pay Mexico for parts of Arizona and New Mexico? What North American resources were important to the Spanish French and the English? Where is the El Gabilan Library in Salinas located? What was the witan in 1042bc? What were the knights called in feudal system? What was the battle of trenches in Islam? Why is it said that one should never fight a land war in Asia? What kind of military force to the Confederation government? What happened to richard the lionhearted and his father? What are plantation houses made of? Who was nebuchadneezar? Why did European's wanted to learn and copy ancient roman engineering techniques? Why did you fly the same flag from when Pearl Harbor was attacked on the day they surrendered? What does ov mean in Russian surnames? What is the past tense of the verb hit? What is one effect the emancipation proclamation had on African Americans in the north? Ancient Rome was founded on what river? Who did a medieval king have to obey? Can one adopt an 18-year-old in Washington?