The paper presents evidence for a conjecture that magnetic monopole soliton solutions, constructed by 't Hooft and Polyakov, form a gauge triplet with the photon, leading to a Lagrangian similar to the Georgi-Glashow model but with magnetic charge replacing electric charge. This conjecture suggests a "dual invariance" between electric and magnetic charges, which is preserved in the presence of matter. Dirac's quantization condition relates electric and magnetic charges, and the paper explores how this symmetry might explain the existence of strong and weak interactions. The analysis of the quantization condition for non-Abelian magnetic charges reveals another group, H^V, which plays a role in the theory. The conjecture suggests that H monopoles behave as irreducible multiplets of H^V and that the field theory of H monopoles should have an H^V gauge symmetry. The paper also discusses the dual equivalence of field formulations where electric and magnetic charges exchange roles. The Georgi-Glashow model is considered as a simple case where the dual quantum field theory of monopole solitons might be based on the same Lagrangian. The paper presents evidence that the classical properties of monopoles, such as mass, spectrum, and intermonopole force, align with those of heavy gauge particles. The paper also discusses the quantum properties of monopoles, including their spin and magnetic moment, and the implications for their quantum mechanical behavior. The paper concludes that the classical properties of monopoles support the conjecture, and that the quantum properties, although not yet fully understood, are expected to align with the conjecture. The paper also discusses the dyon mass formula and its implications for the stability and symmetry of the theory. The paper acknowledges the contributions of other researchers and references various studies and papers.The paper presents evidence for a conjecture that magnetic monopole soliton solutions, constructed by 't Hooft and Polyakov, form a gauge triplet with the photon, leading to a Lagrangian similar to the Georgi-Glashow model but with magnetic charge replacing electric charge. This conjecture suggests a "dual invariance" between electric and magnetic charges, which is preserved in the presence of matter. Dirac's quantization condition relates electric and magnetic charges, and the paper explores how this symmetry might explain the existence of strong and weak interactions. The analysis of the quantization condition for non-Abelian magnetic charges reveals another group, H^V, which plays a role in the theory. The conjecture suggests that H monopoles behave as irreducible multiplets of H^V and that the field theory of H monopoles should have an H^V gauge symmetry. The paper also discusses the dual equivalence of field formulations where electric and magnetic charges exchange roles. The Georgi-Glashow model is considered as a simple case where the dual quantum field theory of monopole solitons might be based on the same Lagrangian. The paper presents evidence that the classical properties of monopoles, such as mass, spectrum, and intermonopole force, align with those of heavy gauge particles. The paper also discusses the quantum properties of monopoles, including their spin and magnetic moment, and the implications for their quantum mechanical behavior. The paper concludes that the classical properties of monopoles support the conjecture, and that the quantum properties, although not yet fully understood, are expected to align with the conjecture. The paper also discusses the dyon mass formula and its implications for the stability and symmetry of the theory. The paper acknowledges the contributions of other researchers and references various studies and papers.