During the wars of conquest, he actively sought to meld the conquered culture with that of the Greeks. He started new cities as administrative centers and outposts for Greek culture. These cities, from Egyptian Alexandria in the south to the Asian Alexandrias in the east, adopted many Egyptian patterns and customs. After Alexander's death, trade, a shared Greek culture, and a common language continued to link cities together. But each region had its own traditional ways of life, religion, and government that no ruler could afford to overlook.