Choiseul Island Santa Isabel Island as the Ortega channel after the commander of the expedition. Choiseul islanders suffered attacks from blackbirding in the nineteenth century (the often brutal recruitment or kidnapping of labourers for the sugar plantations in Queensland and Fiji). In April 1885 a German Protectorate was declared over the North Solomon Islands, including Choiseul. In 1900, under the terms of Treaty of Berlin (14 November 1899), Germany transferred the North Solomon Islands (except for Bougainville and its surrounding islands) to the British Solomon Islands Protectorate in exchange for the British giving up all claims to Samoa. Missionaries settled on Choiseul
Santa Isabel Island Maestre de Campo Pedro Ortega Valencia and Alférez Hernando Enríquez resulted in the discoveries of the islands of Malaita, Guadalcanal, Savo, Vangunu, Choiseul, Makira, Ulawa, Malaupaina, Malaulalo, Ali'ite, and Ugi Island. The Spanish immediately came into contact with Solomon Islanders and at first the relationship was cordial. However, the Spanish expedition's need for fresh food and water quickly led to tension and conflict, the Solomon Islanders’ subsistence economy being unable to provide continuous supplies to the Spanish. Having found no gold and little food, and beset by attacks and sickness, the Spanish colonists shifted their colony to the site of