1. Matvei Gedenshtrom himself was still a Swedish citizen in 1798.

1. Matvei Gedenshtrom himself was still a Swedish citizen in 1798.
Matvei Gedenshtrom did not finish his studies and left his alma mater in favor of work at Tallinn customs.
Later that year, Matvei Gedenshtrom arrived in Irkutsk and received his first duty assignment by Minister of Commerce Nikolay Rumyantsev, namely, the exploration of the coastline of the Arctic Ocean.
Matvei Gedenshtrom led the cartographic expedition to explore the New Siberian Islands.
In 1809, Matvei Gedenshtrom visited the eastern shores of an island, discovered by merchants Semyon and Lev Syrovatsky three years earlier, and named it New Siberia.
Matvei Gedenshtrom charted the coastline between the mouths of the rivers Yana and Kolyma.
Matvei Gedenshtrom made many trips across Yakutia and areas east of the Lake Baikal.
In 1813, Matvei Gedenshtrom was employed by the secretariat of Irkutsk governor.
Matvei Gedenshtrom was a smart, talented, educated, and kind man, who often helped local peasants with advice and money.
Matvei Gedenshtrom was one of the closest associates of Nikolai Treskin and made a sizeable fortune on bread purchases assigned to him by the governor's office.
On 20 February 1820, Matvei Gedenshtrom was removed from his post for his autocratic style of management, embezzlement, extortion, and fraud.
Matvei Gedenshtrom found himself in the third category, which meant he could never again be admitted to hold any public posts and had to be banished to an inner guberniya.
In 1827, Matvei Gedenshtrom was allowed to return to European Russia and then employed by the Medical Service Corps as a section chief.
Matvei Gedenshtrom died in extreme poverty on 20 September 1845, at the age of 65.
Matvei Gedenshtrom published his scientific findings in several separate works and articles:.