Walther von der Vogelweide is a Lord of the Holy Roman Empire in the Mod Europe 1200.
Historic and in a cultural point of view, he is well known for his poetry, the so called 'Minne' (external link to Wikipedia) in German, a kind of love poetry. He is one of the most famous German poets of the 12th/13th century amongst f.e. Wolfram von Eschenbach (external link to Wikipedia).
External link to Wikipedia on Walther von der Vogelweide: http://en.wikipedia.org/wiki/Walther_von_der_Vogelweide