Tadeusz Tyszkiewicz Count (b. 1774 – d. 1852 Paris) – brigadier general of the army of the Duchy of Warsaw.

A work that insightfully portrays the figure of the tireless activist and patriot, Tadeusz Tyszkiewicz. The book combines biography and family history of Poland, revealing Tyszkiewicz’s extraordinary struggles, achievements and influence on the political and cultural life of the Republic. The author not only documents his activities, but also provides the historical context of the era in which he worked, making the text both educational and inspiring.