Consists of information about geographical, topographical features such as river systems, Geology, Fauna and Flora such as wild animals and plant species; demographic patterns such as births and deaths, socio-religious variations such as distinctions of caste, religion and language, major occupations in agriculture, industry and commerce; governmental administrative systems. Ambala was a major Army Cantonment for the British, established in 1843. The cantonment was and has strategic importance even during present times. Kalsia was a princely state in Punjab, British India, one of the former Cis-Sutlej states. It was founded by Raja Gurbaksh Singh Sandhu in 1760.