Answer:
Locals were oppressed, and imperialists used local natural resources for their own gain.
Step-by-step explanation:
This was the most common negative effect of imperialism on Asian nations. Imperialism in Asia generally meant that locals were oppressed. They lost many of their political and civil rights, as well as their right to self-determination. Moreover, the oppression of locals came with the loss of their natural resources, which were used for the gain of the imperialist nations.