Answer:
Ivan III Vasilyevich
Step-by-step explanation:
Ivan III Vasilyevich -
He was the Grand prince of Russia , well known as the " gatherer of the Russian lands " , as he almost tripled the territory of the state and he was responsible for ending the dominance of the Tatars or Mongols from Russia , he even introduced the new legal codex and get the foundations of the state of Russia .