Ivan III (1440-1505), called Ivan the Great, was grand duke of Moscow from 1462 to 1505. He completed the unification of Russian lands, and his reign marks the beginning of Muscovite Russia
Ivan the lll Under Ivan III, a code of law known as Sudebnik was compiled in 1497. It was the first time that the laws of Moscow were written down in one place. Ivan III's success in making Moscow the centre of Russian power earned him the title "the Great." He was the first ruler to use the titles of Tsar and 'Ruler of all Russia.
