Why it's the capital
From 1919 to 1991 Minsk was the capital of the Byelorussian Soviet Socialist Republic. When the Soviet Union broke up, it became the capital of the newly independent Republic of Belarus.
Capital of BelarusMinsk lies on the southeastern slope of the Minsk Hills, on the Svislach River. A second river, the Nyamiha, now flows underground beneath the city.
From 1919 to 1991 Minsk was the capital of the Byelorussian Soviet Socialist Republic. When the Soviet Union broke up, it became the capital of the newly independent Republic of Belarus.
Belarus is landlocked between Poland and Russia. Draw a line from Warsaw to Moscow: Minsk sits on it, near the middle of Belarus.
Sources: Wikipedia: Minsk, Wikipedia: National Library of Belarus, Wikipedia: Belarus, Wikipedia: Rhombicuboctahedron