What Soldiers trained to be ready to fight at a moment's notice?

Soldiers trained to be ready to fight at a moment's notice are often referred to as "rapid response" or "immediate reaction" forces. These units, such as airborne or special operations forces, undergo rigorous training to maintain high levels of physical fitness, tactical proficiency, and readiness for deployment. Their mission is to swiftly respond to emerging threats or crises, ensuring national security and stability. This readiness is critical for effective deterrence and rapid intervention in conflict situations.