Henri Cartier-Bresson's artistic vision profoundly impacted photography, particularly through his concept of the decisive moment. He believed that a photograph should capture an event or scene at its peak, reflecting the spontaneity of human experience. His use of 35mm film and focus on candid shots introduced a new, dynamic approach to photojournalism. Cartier-Bresson's skill in composing images with balanced elements and his ability to tell stories through photographs set new standards for the medium. His pioneering work inspired generations of photographers and established a foundation for modern photojournalism.