 During this, Jacob Kettler, the Duke of Courland, had in 1651 obtained from several native chiefs the cession of St Andrew's Island and land at Banyon Point (also known as Half-Die), Juffure and Gassan.Settlers, merchants and missionaries were sent out from Courland and forts were erected on St Andrew's Island and at Banyon Point.This was part of a period in Courlander history known as Couronian colonization, which also saw them colonise Tobago.