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.
According to our current knowledge, planets are formed around a new star by condensing in a disc of molecular gas and dust, embedded within a larger molecular cloud. Condensation increases until they become giant planets, which are heated, then cleanse their orbits in the disc and possibly bend it.
Answer:
-Some forces that may lead to supranationalism include economies of scale, trade agreements, military alliances, and transnational environmental challenges.
-Supranationalism is expressed in the creation of multinational organizations.
-Some forces that may lead to devolution of states include physical geography, ethnic separatism, terrorism, economic and social problems, and irredentism.
-Devolution is expressed in the fragmentation of states into autonomous regions (e.g., Nunavut, Native American Reservations), subnational political-territorial units (e.g., Spain, Belgium, Canada), or Balkanization (e.g., former Yugoslavia, the Caucasus).
-Advances in communication technology have facilitated devolution, supranationalism, and democratization.
Explanation:
N/A
There are several reasons experts believe the city of Cahokia disappeared such as:
- It grew too large
- Sanitary system wasn't good and people got sick.
- Inhabitants destroyed the nearby forests to get firewood and without the wood, their city couldn't survive.
- Enemies attacked.
Cahokia was a thriving city that was quite prosperous with their main food being maize which the fair climate allowed them to grow.
Overtime this changed and a drought that lasted for centuries kicked in. It led to conflict and strife in the large settlement as people could not get enough food.
Experts also believe that other problems such as poor sanitation systems and enemies attacking may have also contributed to the inhabitants leaving.
In conclusion, Cahokia was large and thriving but faced many challenges that in the end led to it collapsing.
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