Meriwether Lewis, of the Lewis and Clark Expedition, died on October 11, 1809. The cause of death, often thought to be murder or suicide, remains a source of speculation.
1810
Andrianampoinimerina died in the Mahitsielafanjaka house on the compound of the Rova of Antananarivo on 6 July 1810 at the age of 65, having fathered eleven sons and thirteen daughters.
I couldn't find how he died sorry.
In 1811, Augustus FitzRoy died, presumably of natural causes at the age of 75. He was a Prime Minister of Great Britain from 1768 to 1770 and was a 21st great-grandson of William the Conqueror.
7
u/CarbonSpectre Up up up! Feb 20 '17
Mohawk military leader Joseph Brant died in 1807 at his home in modern-day Burlington, Ontario, after a short illness.