The 1990s were a highly productive period for David Hockney, characterized by a vast number of retrospectives and exhibitions around the globe. It was during this decade that Hockney formed a significant relationship with John Fitzherbert, which lasted 25 years, marking a personal milestone that perhaps influenced his creative output during the period​ (The Art Story)​. One of Hockney's major works from the late 1990s is "Garrowby Hill" (1998), an oil on canvas that exemplifies his vibrant use of color and dynamic composition, capturing the rolling landscapes of Yorkshire with bold, abstract forms. This painting, along with others from the era, demonstrates Hockney's continued exploration of the landscapes that surrounded him, a theme that has persisted throughout his career​ (Hockney)​. The decade was not only about painting; Hockney's work in the 1990s also included significant contributions to stage design for ballet, opera, and theater, leveraging his synesthetic abilities to translate musical scores into visual spectacles. This unique approach underlines Hockney's multidisciplinary talent and his ability to cross the boundaries between different forms of artistic expression​ (The Art Story)​. Moreover, the 1990s marked a continued exploration into photography for Hockney, especially noted for his creation of "Pearblossom Hwy., 11–18th April 1986," among other ambitious photo collages. This work further showcased his inventive use of the medium, assembling multiple photographs to capture a composite view of a scene, thus challenging traditional perspectives and the limitations of single photographic frames​ (Encyclopedia Britannica)​. Throughout the 1990s, David Hockney's contributions to art were not only varied in medium but also rich in exploration, as he delved deeper into the landscapes that inspired him, experimented with photography in innovative ways, and continued to impact the world of stage design. His work during this period reflects a deepening of his artistic pursuits, marked by significant personal and professional achievements.