The document provides a detailed overview of the history, geography, culture and politics of Lithuania. It discusses Lithuania's declaration of independence in 1918 and periods under Soviet and German occupation between World War 1 and 2. It also summarizes Lithuania's re-establishment of independence in 1990 following the fall of the Soviet Union and its entry into the European Union and NATO in 2004. Key figures and events mentioned include the Grand Duchy of Lithuania, Christianization in 1387, and prominent Lithuanians such as Martynas Mažvydas and Česlovas Milošas.