Which action by justinian contributed to the decline of the byzantine empire?
rebuilding constantinople
codifying roman law
creating alliances with the ottomans
calling for a crusade

Which of the following statements is true of cause and effect relationships

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?

Describe the geography of the nile valley . how did this geography affect civilizations that emerged in the nile valley