Why was Kashmir an important center of Hindu culture from the 9th to the 12th century?

Between the 9th and 12th centuries, Kashmir achieved significant prominence as a center of Hindu culture, largely driven by the influence of a succession of Hindu dynasties that ruled the region during this period.1

A primary factor in this cultural flourishing was the development and refinement of Kashmiri Shaivism, a sophisticated monistic and idealistic philosophical system that worshiped Shiva as the supreme reality. This intellectual movement produced a wealth of foundational texts by influential scholars such as Abhinavagupta, whose 10th-century works—including the Tantraloka—remain central to the tradition.23

Furthermore, the period saw a high degree of historical and literary documentation. The Rajatarangini, a historical chronicle written in Sanskrit verse by the Kashmiri Brahman Kalhana in 1148, serves as a testament to the era's scholarly rigor. Kalhana utilized diverse sources, including epigraphic records, coins, and previous royal chronicles, to document the region's history, reflecting the advanced intellectual and cultural environment of medieval Kashmir.4