Which statement does not describe the jim crow laws of the post-civil war period? a. they were used to deny blacks their civil rights as american citizens. b. they set up a "separate but equal" system for public facilities. c. they made segregation illegal throughout the south. d. they reflected white southerners hostility towards former slaves.

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?