Colorado is a state located in the western region of the United States. It is bordered by Wyoming to the north, Nebraska to the northeast, Kansas to the east, Oklahoma to the southeast, New Mexico to the south, Utah to the west, and Arizona to the southwest.
As of the 2020 United States Census, the estimated population of Colorado was approximately 5.8 million people. The capital of Colorado is Denver, which had an estimated population of 738,103 in 2020. The most populous city in Colorado is also Denver. However, other major cities in Colorado include Colorado Springs, Aurora, and Fort Collins.
The history of Colorado begins with the Native American tribes who inhabited the region for thousands of years before the arrival of Europeans. The earliest known Native American cultures in Colorado are the Ancestral Puebloans, who lived in the southwestern part of the state around 1,500 years ago.
The first Europeans to explore Colorado were Spanish explorers in the 16th century, and the area became part of Mexico after it gained independence from Spain. In 1848, the Treaty of Guadalupe Hidalgo ended the Mexican-American War, and Colorado became part of the United States.
During the late 19th century, Colorado experienced a major mining boom, with gold and silver discoveries attracting large numbers of settlers to the region. Colorado became a state in 1876, and in the following decades, the state experienced continued growth and development, with the establishment of industries such as agriculture, manufacturing, and tourism.
In the 20th century, Colorado became a hub for the aerospace industry, and the city of Colorado Springs is home to the United States Air Force Academy. The state is also known for its scenic beauty and outdoor recreation opportunities, with numerous national parks, forests, and mountains located within its borders.
Today, Colorado is a major center of technology, aerospace, and renewable energy, with a diverse economy and a growing population. The state is also known for its progressive politics, with a history of support for environmental conservation and social justice.