It blockade access to berlin
Until the Supreme Court struck it down in 1915, many states used the "grandfather clause " to keep descendents of slaves out of elections. The clause said you could not vote unless your grandfather had voted -- an impossibility for most people whose ancestors were slaves.
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Answer:
there is democracy and human rights
It would be "C: world war 2" in which the <span> U.S. pursued a policy of isolationism before becoming involved in hostilities, since many Americans were still disillusioned by World War I. </span><span />
They didn't want the United States to be dragged into another Conflict in Europe should it happen again. and America fell back into isolationism after WW1.
The senate wanted to make some changes to the Treaty of Versailles but wilson didn't allow it, In turn they refused to sign the Treaty. preventing the US joining the League of nations. So we sign our own treaty with the central powers.