How did U.S. foreign policy at the turn from the 19th to 20th century affect actions taken by the United States towards China?

Answer 1

Check this site for your answer.

http://en.wikipedia.org/wiki/Timeline_of_United_States_diplomatic_history#19th_century

Answer 2

actually, i don't really get what's the question asking. Can you please explain?

Answer 3

The question wants to know how U.S. foreign policy affected our relations with China at the beginning of the 20th century. On the Wikipedia foreign policy timeline, note the events of 1899 and 1900. Click on the links for more information about those events.