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| | The Discovery of America. (Site not responding. Last check: 2007-10-17) |
 | | Portugal and Castilla (Spain) were well-advanced in the exploration of overseas mercantile routes and Sevilla, a wealthy and populous Spanish city, was by then an important commercial centre. |
 | | We know that the African routes were closed to Castilla in favour of Portugal, In 1479, under the Treaty of Alcacoba, Alfonso V of Portugal renounced his claims to Castilla and recognized the rights of Castilla over the Canary Islands, while Castilla recognized the rights of Portugal over the Azores, Cape Verde and Madeira. |
 | | Its only rival was its neighbour, Portugal, which, as we know, had put a stop to Spanish expansion in Africa. |
| www.sispain.org /english/history/discover.html (337 words) |
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