1. In 1843, a group of Apaches attacked a ranch south of Santa Fe, killing numerous people, including the soldier Luciano Burgin. This incident contributed to the ongoing conflicts between Americans and Native Americans during the 19th century.

2. On April 7, 1862, Confederate forces under General Henry Hopkins Sibley engaged Union troops in the Battle of Apache Canyon in central New Mexico. Despite initial successes, the Confederates were ultimately defeated, and the battle helped to secure the Union's control of the area.

3. The first project of the Civilian Conservation Corps (CCC) in New Mexico began on April 7, 1933. The CCC was a New Deal program implemented during the Great Depression that employed thousands of young men in conservation work across the country.

4. April 7, 1993 marks the date when the New Mexico State University Library fire occurred, destroying around a million books and documents. It was one of the worst library fires in US history and required years of effort to repair the damage.

5. The New Mexico Museum of Art, a major cultural institution in Santa Fe, opened its doors for the first time on April 7, 1917. The museum features a diverse collection of art from the Southwest and beyond, including works by Georgia O'Keeffe and other influential artists.