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| 1635 |
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| Catholic mission established at Rufisque. | 1 |
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| 1637 |
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| Dutch took Elmina from the Portuguese and built numerous forts along the Gold Coast. | 2 |
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| 1637 |
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| Five French Capuchin missionaries established themselves along the Gold Coast. | 3 |
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| 1638 |
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| French reoccupied posts at Saint-Louis and built one at Rufisque. | 4 |
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| 1652 |
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| Swedes established trading posts along the Gold Coast. | 5 |
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| 1657 |
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| Danes drove Swedes from their Gold Coast stations. | 6 |
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| 1659 |
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| Town of Saint-Louis on the Senegal River founded. | 7 |
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| 1662 |
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| British built Cape Coast fort. | 8 |
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| 1663 |
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| First British trading station on Sierra Leone founded. | 9 |
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| 1672 |
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| The Royal Africa Company founded. | 10 |
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| 1673 |
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| The French Senegal Company founded. | 11 |
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| 1678 |
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| French captured Dutch posts along the Senegalese coast. | 12 |
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