Fourth Anglo-Mysore War
Braithwaite was adjutant-general of the force that defeated Tipu Sultan at the Siege of Seringapatam in April 1799 so concluding the Fourth Anglo-Mysore War. He became Commander-in-Chief of the Madras Army in January 1800 and, after retiring in 1801, he was created a Baronet on 18 December 1802 and died at his home in London in August 1803.