Complex sentence: Raised by Captain Hockin of the 17th Bengal Irregular Cavalry in 1857, they saw service in China, Abyssinia in 1867 and in the Second Afghan War.
Split into simpler sentences: Raised by Captain Hockin of the 17th Bengal Irregular Cavalry in 1857. They saw service in China, Abyssinia in 1867 and in the Second Afghan War.