What did the U. S. and other countries realize after World War I? 1.that some events would affect almost all countries of the world
2. that some events would affect only some countries of the world
3.that some countries needed to join together against others
4. that some issues would affect only military people

The 15th amendment to the u. s. constitution, ratified in 1870, deals with what issue? a. prohibition of alcohol b. voting c. declaring war d. free speech

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?

Poland a: nato b: warsaw pact c: not a member of either alliance