Question

why did the Sikh community launched an attack on the British​

Answer 1

Answer:

They resulted in the conquest and annexation by the British of the Punjab in northwestern India. The first war was precipitated by mutual suspicions and the turbulence of the Sikh army. The Sikh state in the Punjab had been built into a formidable power by the maharaja Ranjit Singh, who ruled from 1801 to 1839.

Result: British victory