User:Icem4k/work space 14: Difference between revisions

With the introduction of agriculture the population grew, and more and more land became cultivated. By the 11th and 12th centuries a more advanced society was beginning to emerge. Even though most villages still were self-sufficient, long distance [[trade]] was developing. Copper mining was intensified, and copper crosses were probably used as a [[currency]]. [[Ivory]] was an export, and [[cotton]] textiles an import. One of the best-known [[archaeology|archaeological]] sites for this period is [[Ing-ombe Ilede]] near [[Siavonga]] close to the [[Kariba Dam]], uncovered in 1960. The increase in trade resulted in larger political units and more complex social structures.