Wyoming between the Sierra Madre Mountains and the Snowy Range near Grand Encampment. Once government-sponsored expeditions to the Yellowstone country began, reports by Colter and Bridger, previously believed to be apocryphal, were found to be true. This led to the creation of Yellowstone National Park, which became the world's first national park in 1872. Nearly all of Yellowstone National Park lies within the far northwestern borders of Wyoming. On December 10, 1869, territorial Governor John Allen Campbell extended the right to vote to women, making Wyoming the first territory and then United States state to grant suffrage to women. In addition,
Union–Miles Park glare from the blast furnaces and Bessemer converters would light up the sky above. The large number of railroad tracks in the area divided neighborhoods, and trains were both loud and heavy polluters. The population boom led the Village of Newburgh to erect a $3,600 ($ in dollars) town hall on its village green in 1860, and to enlarge it in 1872. The public square was named Miles Park in honor of its donor, Theodore Miles, in 1877. As the large influx of immigrants supplanted the New England Yankee culture of the area, which had predominated since its first settlement