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  The African slave trade took place throughout the Indian ocean
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  They joined the trade within the Indian Ocean
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  Sugar cane finally made it to India through the Indian Ocean from Asia
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  The compass and wind patterns were used to help the people sail across the ocean to get to their destination
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  Diseases started to spread throughout the trade routes
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  Bananas entered in from Madagascar
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  Indigo dye entered the trade
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  This is when he defeated the Persian Empire and founded his own city in Egypt that would be a hub for trade
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  Buddhism is one of the main religions in India and this is when it began
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  This was the main currency of the Indian ocean trade