The Spanish Army is the land component of the Spanish Armed Forces, responsible for ground operations and defense of Spain. It is organized into various units, including infantry, armor, and artillery, and plays a crucial role in national security and international missions. Established in the 15th century, the Spanish Army has a rich history, participating in numerous conflicts and peacekeeping operations worldwide. It is part of NATO and collaborates with other countries to promote stability and security. The army also engages in humanitarian efforts and disaster relief, showcasing its commitment to both national and global responsibilities.