The strong interaction is one of the four fundamental forces of nature, characterized by its immense strength and its crucial role in binding matter. It governs the behavior of quarks, mediating the force responsible for holding protons and neutrons together within the atomic nucleus. Within the framework of particle physics, this force operates via the exchange of gauge bosons, transmitting a force between particles that carry a property known as color charge. The theory describing this interaction is complex, but it accurately accounts for the potential energy curves and the confinement mechanism that prevents isolated color-charged particles from existing freely, making the strong interaction fundamental to the stability of all atomic structures.