CHAPTER XI. THE REIGN OF VASSILI. From 1480 to 1533. Alliance With Hungary .-- A Traveler From Germany .-- Treaty Between Russia and Germany .-- Embassage to Turkey .-- Court Etiquette .-- Death of the Princess Sophia .-- Death of Ivan .-- Advancement of Knowledge .-- Succession of Vassili .-- Attack Upon the Horde .-- Rout of the Russians .-- The Grand Prince Takes the Title of Emperor .-- Turkish Envoy to Moscow .-- Efforts To Arm Europe Against the Turks .-- Death of the Emperor Maximilian, and Accession of Charles V.to the Empire of Germany .-- Death of Vassili..