1 mars 1872 - Yellowstone National Park Act (Political)

Description:

The Yellowstone National Park Act in 1872 set an area of the Wyoming and Montana territories aside as “the people’s pleasuring ground.” The National Park Service was created in 1916 to oversee the then 35 parks and monuments set aside. The National Park System of the United States now comprises more than 400 areas covering more than 84 million acres in 49 states.

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