Facts from History of the Grand Duchy of Litva By Juliusz Bardach The collection of selected works by the prominent Polish historian features articles on state and legal history of the Grand Duchy of Litva and national issues in Central and Eastern Europe. It includes the following works: "Kreva and Lublin: Problems of the Polish-Lithuanian Union," "The Magdeburg Law System in Grand Duchy of Litva until the Mid 17th Century," "Lithuanian Clerical Practices Dated to Sigismund I the Old," "Customary Marriage Law of Rusiny in the Grand Duchy of Litva (15th-17th Centuries)," "Multi-tier Ethnic Identity in Lithuanian and Belarusian Lands of Rzeczpospolita in the 17th-20 Centuries," "From Political to Ethnic Peoples in Central and Eastern Europe," "Lithuanian Poles and Other Peoples of Historic Litva. A Systemic Analysis Attempt," "The Constitution of May 3rd and 'Mutual Commitments of Both Peoples' 1971." Apart from the articles, the book features the full bibliography of the author's scientific publications. Juliusz Bardach has a multifaceted talent. He is a scrupulous researcher, an active science publicist, a patient teacher and a passionate controversialist. He has a broad scope of scientific interest both in terms of time, from the Dark Ages to the 20th century, and themes, from ethnic identity to World War II.