Who favored counting slaves as part of the population for more representation in government? who was against it?

The Northern states were against it because they banned slavery, which, as a result caused them to not have a large population of slaves. The Southern states had more slaves as a result of importing them from foreign countries so the population was greater in the Southern states then the northern ones.

The strong foreign influence in China.

Explanation:

The Open Door policy only served American purposes, and other nations subscribed it while protecting their private interests. However, China´s imperialist authorities saw little profit in it. Objections to the Open Door policy generated an antiforeign movement that led the Boxer Rebellion of 1900, in which Chinese nationalists took arms to try to stop the foreign occupation.