Emperor is the title given to the ruler of an empire.
kaiser
king = König
Chinggis Khan aka Genghis Khan
The title bestowed on a female ruler of Hanover is Electress
sapa Inca
Kaiser
pharaoh
In the year 1 AD, Egypt was a province of the Roman Empire. The Emperor Augustus Caesar was ruler of the entire Empire; he was also given the title "Pharoah of Egypt", but this was simply an honorary title to remind the Egyptians who was in charge.
Alexander The Great
The Doge was the title given to a Venetian ruler
yes. No. Sapa Inca was the title of the Emperor or Ruler of the Incan Empire, not the name of the actual empire.
kaiser