Egypt and Kush

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Across
  1. 2. to produce, create
  2. 4. buying and selling of goods and services
  3. 6. hard white material made from elephant tusks
  4. 7. Script alphabet created by the Kushites
Down
  1. 1. dependence by each country on the other
  2. 3. to depend, trust
  3. 5. dark, black wood