Why did republicans in the south not show up to vote in the 1868 election ? *can someone help me ASAP please I’m being timed*

Which piece of legislation signed by lyndon johnson brought an end to barriers preventing minorities from participating in elections?

The low and midlevel clouds that look like cotton balls are

The quote below is an excerpt from the charter of the united nations: "the purposes of the united nations are: to maintain international peace and security, and to that end: to take effective collective measures for the prevention and removal of threats to the peace, and for the suppression of acts of aggression or other breaches of the peace, and to bring about by peaceful means, and in conformity with the principles of justice and international law, adjustment or settlement of international disputes or situations which might lead to a breach of the peace . " source:this section implies that the united nations is prepared to do what to keep world peace?