The three drillships of the state-owned Turkish gas company, Fatih, Yavuz and Kanuni, are named after the most famous conquerors and rulers of the Ottoman Empire: Mehmed I, Turkish: Fatih Sultan Mehmet, Mehmed the Conqueror, who conquered Constantinople in 1453; Selim I (r. 1512-1520), known as Selim the Resolute, Turkish: Yavuz Sultan Selim, who hugely expanded his empire; and Suleiman the Magnificent (r. 1520-1566), known in Turkish as Kanunî Sultan Süleyman ("the Lawgiver"), under whom the empire reached its apex.