He died in Paris on the 21st of April 1841. [Source: Encyclopedia Britannica, 1911 edition]Niemcewicz, scion of a moderately well-to-do Polish noble family, graduated from the Warsaw Corps of Cadets.He subsequently served as aide to Adam Kazimierz Czartoryski and visited France, England and Italy.During the Great Sejm of 1788???92, Niemcewicz was a deputy and an active member of the Patriotic Part