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In page Kwaku Dua I:

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Witnessing the frequent human sacrifices in Ashanti, the Dutch were convinced that the Ashanti and had vast manpower, some of which could be made available to the Royal Dutch Army. On 18 March 1837, Kwaku Dua Panin signed an agreement with King William I of the Netherlands to provide Ashanti recruits, a thousand of whom would join the Dutch East Indies Army within a year in exchange for guns.[1]