Both alaska and hawaii became states in 1959. what else do they have in common

Both Alaska and Hawaii are not adjacent to the rest of the US states.

Explanation:

Hawaii is a state composed of islands located in the north Pacific Ocean. One of the closest states that's near Hawaii is California, which is approximately 2,285 miles away.

While Alaska shares border with Canada it does not with any other US state. The closest US state is Washington, and in order to get to Alaska from Washington you would have to go through Canada.

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