Complex sentence: After 20 Sepoys had been executed by Major Munro by blowing them off guns, and discipline restored, he attacked the enemy at Buxar, on 23 October 1764 in what became the Battle of Buxar.
Split into simpler sentences: After 20 Sepoys had been executed by Major Munro by blowing them off guns. With discipline restored, he attacked the enemy at Buxar, on 23 October 1764 in what became the Battle of Buxar.