I think you meant to spell Nile instead of Nike... so the civilization that matches with the Nile is Egypt
It failed because China is a land of the proletariat and the ruling party is a communist one while the fifth modernization was about introducing democracy. Since the party represents the working class and the will of the people in theory, democracy is against it since it would enable those who are against the party to also compete which would in theory mean that they are against the people.
Answer:
Democrats vs. Republicans - P
This represents a political conflict because the Democrats and the Republicans are the two main political parties of the United States.
the Cold War - P
The Cold War was mainly a political conflict between the two world superpowers at the time: the Soviet Union and the United States. However, it was also an economic and ideological conflict, between capitalism and communism.
Protestants vs. Roman Catholics - R
This is a religious conflict because they are both religious denominations within Christianity, a major world religion.
isolationism vs. internationalism - I
This is an ideological conflict. Isolationism and Internationalism are two opposing ideologies about the way that nations should relate with other states in the global stage.
the Crusades - R
The Crusades was mainly a religious conflict, between European Christianity, and Middle Eastern Islam. However, it was also a political and economic conflict.
free trade vs. trade barriers - E
This is an economic conflict because two opposing economic views about trade are being challenged.
colonialism vs. nationalism - I
This is an ideological conflict. Colonialism and nationalism are two ideologies that can be in conflict with each other, although they were often allied ideologies in real history.