Original sentence: Both factors fuel American suspicion about China's motives.China's military spending is a reason for concern for the United States.Firstly, because of its fast growth rate.Secondly, because the U.suspects that China hides its real military spending
Edited sentence: China's military spending is a reason for concern for the United States, which wants to retain its global military dominance.Ongoing American anti-China sentiments are fueled by fast growth rate of China's military spending and suspects that China hides its real military spending