There are two major causes: Germanic tribes moving into the Western roman Empire until its fall by Odacer in 476 A.D.. On the other hand, emperor Constantine I had chosen Byzantium, and ancient greek site, as the "New Rome", which would become Constantinople. Constantine I established Christianity as the official religion for the empire.The eastern half of the roman empire survived more than 1000 years, because of strategic location as a trading center and connection between Europe and Asia.
Lincoln urged those freed by the proclamation to "abstain from all violence, unless in necessary self-defense" and to "labor faithfully for reasonable wages.
The 2016 average of 18.6 births per 1,000 total population equates to approximately 4.3 births per second or about 256 births per minute for the world.