アチェ王国
To this effect, the Dutch requested a more extensive application of the recruitment treaty for contract workers, and an extra clause in the Siak Treaty establishing the Aceh Sultanate as part of the Dutch area of influence. The British rejected these requests, and because the Netherlands itself had provoked the British request for cession of the Gold Coast, the Dutch government could do little more than signing the Recruitment and Siak treaties on 8 September 1870.