Why is florence considered the cradle of the italian renaissance?

In vernonia school district v. acton, the school district argued that a drug test was illegal under any circumstances. no student could refuse to take a drug test. drug tests were not given at random. drug testing was necessary to protect all students.

Like ancient india, ancient china was generally ruled by a dynasty. which of these statements best describes this system of rule? a. rule of the country was passed down by inheritance. o b. rule of the country was voted on by the people. o c. rule of the country was decided by a committee of elders. o d. rule of the country changed hands through violent uprisings. submit

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?