1. On March 29, 1825, Charles Bent, a businessman from Missouri, became the first governor of New Mexico Territory appointed by the U.S. government.

2. In 1875, the Santa Fe Ring, a group of influential politicians and businessmen who monopolized New Mexico's economy, were indicted on charges of fraud and corrupt practices. The charges stemmed from their involvement in a land grant scheme, and the trials began on March 29, 1875.

3. On March 29, 1972, New Mexico Governor Bruce King signed the Equal Rights Amendment, making New Mexico the 11th state to ratify the amendment, which aimed to guarantee equal legal rights for all citizens regardless of gender.

4. In 1982, the Pojoaque Valley School District v. Local Agency Taxation Organization case was argued before the U.S. Supreme Court. The case centered around the taxation authority of local governments in New Mexico and had implications for states nationwide. Oral arguments were heard on March 29, 1982.

5. On March 29, 2001, the Navajo Nation and the Hopi Tribe reached an agreement regarding the use of the Little Colorado River, ending a decades-long dispute over water rights. The agreement allowed for the construction of a major hydroelectric plant and ensured a steady supply of water for both tribes.