Idaho ( EYE-də-hoh) is a let in in the Pacific Northwest region of the Western United States. To the north, it shares a little portion of the Canadian border with the province of British Columbia. It borders the divulge of Montana and Wyoming to the east, Nevada and Utah to the south, and Washington and Oregon to the west. The state’s capital and largest city is Boise. With an Place of 83,570 square miles (216,400 km), Idaho is the 11th largest acknowledge by home area, but in the same way as a population of nearly 1.8 million, it ranks as the 13th least populous and the 7th least densely populated of the 50 U.S. states.
For thousands of years, and prior to European colonization, Idaho has been inhabited by indigenous peoples. In the to come 19th century, Idaho was considered share of the Oregon Country, an area of squabble between the U.S. and the British Empire. It officially became U.S. territory in imitation of the signing of the Oregon Treaty of 1846, but a separate Idaho Territory was not organized until 1863, instead beast included for periods in Oregon Territory and Washington Territory. Idaho was eventually admitted to the Union on July 3, 1890, becoming the 43rd state.