Is the conflict inevitable between the United States and China? – If a conflict occurs in the future, are there…

Is the conflict inevitable between the United States and China?
– If a conflict occurs in the future, are there ways to discourage them? Or are these conflicts just part of global politics between great powers?
– If China were to become a democracy, would conflict be more or less likely?
– Can international organizations (such as the United Nations) help to ameliorate the potential for great power conflict?