"Litunnia" is a book written by the outstanding Polish writer Henryk Sienkiewicz, which became the final romantic poem from his trilogy, dedicated to the actions of the Cossacks during the Great Flood. In "Litunna" we meet again with our favorite characters - Nestor-Letohos and Black Eagle, as well as for the first time we meet Yanka Drechynna, who became a symbol of courage, courage and loyalty of the Ukrainian people. This book is an important literary embodiment of the history of Ukraine, which reflects the struggle for freedom, love and heroism, and also provokes reflection on moral and ethical principles. "Litunnia" is a diverse world of dreams, fairy tales, belief in miracles and the immortality of heroes, elevated to an intense literary masterpiece that remains remembered for a lifetime.