Answer:
In March 1917 riots broke loose in Russia. The people were not pleased with how the government handled the scarcity of food and fuel. On March 15, Czar Nicholas II, the leader of the Russian Empire, left his throne to a temporary government. This government supported Russia's continued participation in World War I, but they still could not solve the situation with the food shortages that were affecting the country.
Explanation:
Answer: oracle bones and system of writing is shang dynasty
earliest dynasty and Yu the Great is xia dynasty
Mandate of Heaven and warring states is Zhou dynasty