| But the state as it exists today is based on a model that evolved in Western Europe after the fall of the Roman Empire in the 5th Century A | |
|---|---|
| The encyclopedia of religion and war | By the end of the 17th century, this form of state was common all over the Europe |
| Reader's Digest Library of Modern Knowledge, Vol | Capital cities of Arab Islam |
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| Oxford At The Clarendon Press | A centralised and bureaucratic empire eventually developed |
Other empires followed, notably those of Persia, China and Rome all of which covered vast areas of the world.
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