Respuesta :

cherrijoong

Answer:

Your answer is 1919

Explanation:

It wasn't until February 26, 1919, that the Grand Canyon became a national park. Hope this helped :)

brilliancehayes701

Answer:

1919

Explanation:

"First protected in 1893 as a reserve and later as a national monument, it wasn't until February 26, 1919, that the Grand Canyon became a national park."

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