What is tostulate?

What century is 768 ad in? What was a tribute in ancient roman times? What Civilizations in chronological order from earliest to latest.? Why did rome have many different forms of worship? What instruments were invented in the 1600s? What root of 'vert' means to go back to old ways? Is 2050 the midpoint of this century? What is Clint Eastwood's? Was there slavery in the 1600s? Which roman statue has inflenced many modern monuments dedicated to war heroes? How many years has it been since 2003? Did they have glass cups in medievil times? What body of water is east of Asia? When was the first toilet invented and who invented it? What slogan is good for Constantinople? Byzantine art is notable for its? How did the Mongol Empire promote trade and cultural exchange? What two things ended the cattle drive and changed the west? What is a Roman officer? What were two trade routes that were very important for the Europeans to get to the far east?