How did native americans respond to western expansion

What role and side did italy fight on during world war 1? why did they change sides? write this in your own words.

Compare and contrast the treatment of different religions by rulers of the arab empire as soon as you can with i've been working on this test for like an hour and a half and i'm super stressed : (

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?