Why are there no large cities in the southern part of the arabian peninsula

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?

Why did metternich think nationalism threatened the austrian empire?

Imagine instead that angel raich and diane monson were arrested at a pro-medical marijuana rally they had organized in a public park in california and faced several charges: 1. violating a public decency statute because they were wearing t-shirts that read "ignore the feds, weed is not a crime! " with pictures of marijuana leaves surrounded by flames and guns, and 2. violating a town regulation that prohibited being in the park after sunset. raich and monson argue that both charges should be dropped because their actions were protected by the first amendment. 1. what is raich and monson's argument that they should be allowed to wear their t shirts 2. what is raich and monson's argument that they should be allowed to organize a rally in a public park? 3. what is the weakness is raich and monson's argument about the rally?