These conquests were part of the expansion of the Umayyad Caliphate.

Only in the Roman Empire, when the conquests stopped and the prices of slaves increased, did hired labor become more economical than slave ownership.

Politicians will base their decisions on global warming models that simply assume that technological breakthroughs will happen by themselves.

In the reign of his grandfather, John I, Ceuta had been conquered from the king of Morocco, and now the new king wanted to expand the conquests.

After the Fall of Constantinople, the Ottoman Empire entered a long period of conquest and expansion with its borders eventually going deep into Europe, the Middle East, and North Africa.

He was most appreciated by King Afonso V of Portugal, and always escorted the King on his different incursions into Morocco, where he participated in several conquests and expeditions.

Politicians will base their decisions on global warming models that simply assume that technological breakthroughs will happen by themselves. This faith is sadly and dangerously misplaced.

Arab conquests of North Africa 639 698 Conquest of Egypt and Cyrenaica By the time Heraclius died, much of Egypt had been lost, and by 637 638 the whole of Syria was in the hands of the armies of Islam.

Furthermore, although Philip Arrhidaeus was king of Macedon, this did not make him the imperial successor to Alexander Alexander had won his empire by law of conquest, and the Asian portion of the empire (more than nine tenths of the whole) was not part of the people of Macedon.