The Mexican Army is the land force of the Mexican Armed Forces, responsible for defending the country and maintaining internal security. It is composed of active-duty soldiers, reserves, and various specialized units. The army plays a crucial role in responding to natural disasters and supporting civil authorities during emergencies. Established in the early 19th century, the Mexican Army has evolved through various historical events, including the Mexican Revolution and conflicts with neighboring countries. Today, it focuses on modernizing its capabilities and addressing challenges such as drug trafficking and organized crime within Mexico.