Sugar plantations were the backbone ( ) of the economy. sugar was also the main hawaiian export to the united states. for many years, hawaiian sugar was sold tariff-free in the united states. in 1890, the us congress passed the ( ) , which removed tariffs on all foreign sugar imports. this change meant that hawaiian sugar producers had to compete with other nations in the us market.

Hawaiin economy

Tariff Act

Explanation:

After 450 amendments, the Tariff Act of 1890 was passed and increased average duties across all imports from 38% to 49.5%. McKinley was known as the "Napoleon of Protection," and rates were raised on some goods and lowered on others, always in an attempt to protect American manufacturing interests.

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