After of the Indian Mutiny the Mughal Empire ended, and Britain sent the last Mughal emperor Bahadur Shah Zafar into exile in Burma. (Last Mughal Emperor Bahadur Shah Zafar rare pic with sons Jawan Bakht & Mirza Shah Abbas in exile in Burma).
Blowing from Guns in British India, 1884 - Vasily Vereshchagin, the rebels in India were punished afterward by being tied to a cannon barrel and it was fired. This happened about twenty years before the painting.
Sepoys, Regiment (Bombay) Native Infantry, 1890 (c) by Major Alfred Crowdy Lovett Note the sepoys are shown armed with Martini-Henry in. rifle and converted 1860 pattern bayonet, which was originally issued for use with the Enfield Short Rifle.