1. In 1680, on October 10, the Pueblo Revolt began in New Mexico. This was a major rebellion by Pueblo Indians against Spanish colonization, resulting in the deaths of over 400 colonists and forcing the Spanish to flee the area for over a decade.

2. On October 10, 1846, during the Mexican-American War, American troops led by General Stephen W. Kearny entered Santa Fe without a shot fired, effectively ending Mexican rule in New Mexico.

3. On October 10, 1880, the first railroad train arrived in Santa Fe, bringing an end to the era of the Santa Fe Trail and opening up new opportunities for commerce and travel in the region.

4. In 1967, on October 10, the National Park Service established Bandelier National Monument in northern New Mexico. This park preserves the history and culture of the Pueblo Indians who once lived in the area, as well as the natural beauty of the surrounding landscape.

5. On October 10, 2000, the Albuquerque International Balloon Fiesta was recognized by the Guinness Book of World Records as the largest hot air balloon festival in the world, with over 1,000 balloons taking part in the annual event.