What was the significance of Angle and Ellis island

Angle and Ellis island is a center of immigration that welcome foreigners.

Explanation: Angle and Ellis island is a center of immigration that welcome foreigners. Immigrant from about eighty countries passed through the small immigration station off the San Francisco coast before entering the U.S especially the Chinese immigrant. The purpose of setting up the island is to investigate Chinese who had been denied entry through the Chinese exclusion act. The islands served their purpose for more than 60 years before it was closed indefinitely.

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