The Koch Kingdom was a historical region in northeastern India, primarily located in present-day Assam and parts of West Bengal. It was established in the 16th century by the Koch dynasty, which was known for its significant contributions to the culture and politics of the region. The kingdom played a crucial role in the spread of Hinduism and Vaishnavism, influencing local traditions and practices. At its height, the Koch Kingdom was a powerful entity that engaged in trade and diplomacy with neighboring states. The kingdom's capital was Kamatapur, which served as a center for administration and culture. The Koch rulers were known for their patronage of the arts, including music and dance, which flourished during their reign.