The Estonian Army is the land component of the Estonian Defence Forces, responsible for defending the sovereignty of Estonia. Established in 1918, it has evolved to meet modern security challenges, focusing on both national defense and international missions. The army consists of active-duty personnel and a large reserve force, allowing for rapid mobilization. It participates in various international operations and exercises, often collaborating with NATO allies. The Estonian Army emphasizes modern technology and training to enhance its capabilities in a changing security environment.