Which river system is not location of the first civilizations

Why didn’t the united states participate in the league of nations? the u. s. senate did not want the country to join. president wilson did not want the country to join. the league of nations was only for european countries. the league of nations had failed to prevent world war 1

Which group of native arkansas used northwestern arkansas as its traditional hunting grounds? osage mississippian woodland quapaw 35 points plz

Who was the fifth president of the u. s.