On his return he was made a navy commissioner (November 1815), an office which he held until his death, which took place in a duel with Commodore James Barron at Bladensburg, Md., on the 22nd of March 1820.
On the 27th of September 1814, after the disaster of Bladensburg and the capture of Washington by the British, he was appointed secretary of war to succeed General John Armstrong, and discharged the duties of this office, in addition to those of the state department, until March 1815.
Grant Duff, History of the Mahrattas (1826); and Major Ross of Bladensburg, Marquess of Hastings (Rulers of India Series) (1893).
On the 24th the American militia, collected at Bladensburg to protect the capital, fled almost before they were attacked.
See Ross-of-Bladensburg, The Marquess of Hastings (" Rulers of India" series) (1893); and Private Journal of the Marquess of Hastings, edited by his daughter, the marchioness of Bute (1858).
In 1814, during the second war with Great Britain, the British, after defeating on the 24th of August an American force at Bladensburg, Prince George county, Maryland, about 6 m.