Answer:
One of the most notable instances of American imperialism was the annexation of Hawaii in 1898, which allowed the United States to gain possession and control of all ports, buildings, harbors, military equipment, and public property that had belonged to the Government of the Hawaiian Islands.
Explanation:
Any attempted interference be a European, that answer
Explanation:
They were not treated well, they were immigrants looking for a better life in the US and they worked for lower wages which took away jobs from people that had been in the US in many industrial cities