There are the seven wonders of the medieval world and the modern world, as well as the seven wonders of the natural world and underwater world. But what about the original seven wonders of the world. See more »

You may have heard your parents say, "I know what's best for you." In the 14th century, some Christian parents thought sacrificing their children to slavery was a benevolent measure. See more »

Islamic Culture, the artistic and intellectual accomplishments in the countries conquered by the Muslim Arabs in the seventh and eighth centuries A.D. See more »

Mongol Empire, a vast Eurasian empire of the 13th and 14th centuries. It was founded by Genghis Khan (1162 - 1227), a Mongol chieftain who became a mighty conqueror. See more »

Ottoman Empire, a Muslim Turkish empire that covered a vast area of the Middle East, southeastern Europe, and North Africa. See more »

Union of Soviet Socialist Republics (often shortened to USSR or Soviet Union), a nation of Eurasia that existed from 1922 until 1991. See more »

Zionism, a movement for the restoration of a Jewish national state in Palestine, land of Zion. See more »

Trebizond, Empire of, an independent Byzantine domain on the south shore of the Black Sea that lasted from 1204 to 1461. See more »

French Settlements in India, five former colonial settlements on the east and west coasts of India. See more »

Gurkhas, soldiers from Nepal who serve in the British and Indian armies. They are tough, disciplined fighters noted for their skill with a curved knife called a kukri.Most Gurkhas have been recruited from the Magar, Gurung, and Rai peoples, which have the reputation of being the most warlike of Nepal's various Tibeto-Nepalese groups. See more »