1. On December 1, 1912, New Mexico officially became the 47th state of the United States after being granted statehood by President William Howard Taft. It was also the first state to have a constitution that granted women the right to vote.

2. In 1955, Rosa Parks, the "Mother of the Civil Rights Movement", visited Albuquerque on December 1st to speak at the University of New Mexico about her experiences with racism and segregation. Her visit was a significant moment in New Mexico's civil rights history.

3. On December 1, 1885, Las Vegas, New Mexico became the first city in the country to be lit with electric lights powered by a hydroelectric power plant. The plant was built by local businessman Charles Ilfeld and provided electricity for street lights and homes in Las Vegas.

4. December 1, 1993, marked the opening of the Sandia Peak Tramway in Albuquerque, a popular attraction that takes visitors up to Sandia Peak for stunning views of the surrounding area. The tramway is one of the longest in the world, spanning 2.7 miles and reaching an elevation of over 10,000 feet.

5. In 2017, New Mexico Governor Susana Martinez signed a proclamation declaring December 1st as "Brianna's Day", in honor of Brianna Lopez, a young girl who was tragically killed by her mother's boyfriend in 2002. The day serves as a reminder to protect and care for children who may be at risk of abuse or neglect.