Ivan IV Vasilyevich, commonly known as Ivan the Terrible, was Grand Prince of Moscow and all Russia from 1533, and Tsar of all Russia from 1547 until his death in 1584. He was the first Russian monarch to be crowned as tsar.
16th century portrait of Ivan by Hans Weigel
Portrait of Ivan IV by Viktor Vasnetsov, 1897 (Tretyakov Gallery, Moscow)
The Oprichniki by Nikolai Nevrev (1888). The painting shows the last minutes of boyarin Feodorov, who was arrested for treason. To mock his alleged ambitions on the tsar's title, the nobleman was given tsar's regalia before his execution.
Vasili III Ivanovich was Grand Prince of Moscow and all Russia from 1505 until his death in 1533. He was the son of Ivan III and Sophia Paleologue and was christened with the name Gavriil (Гавриил). Following on the ambitions of his predecessor Ivan, Vasili conquered Pskov, Ryazan and Smolensk as well as strengthening Russian influence in Kazan and to the Volga region. Several nobles were either exiled, sentenced or executed for criticizing his policies.
The Church of Ascension was built by Vasili III to commemorate the birth of his heir.