The arrival of the British and Dutch trading companies in the Indian Ocean marked a significant transformation in the nature, organization, and control of maritime commerce. Before their arrival, the Indian Ocean was a vast commercial network connecting East Africa, Arabia, India, Southeast Asia, and China. Trade was largely conducted by Arab, Persian, Indian, and Southeast Asian merchants who operated through well-established routes and commercial centers. The Portuguese were the first Europeans to establish a strong presence in the Indian Ocean during the sixteenth century, but by the seventeenth century they faced increasing competition from the Dutch and the British. The Dutch East India Company (VOC), established in 1602, and the English East India Company, established in 1600, were chartered companies that combined commercial interests with political and military powers. These companies introduced a new model of trade in which private enterprises were granted authority by their respective governments to negotiate treaties, establish forts, maintain armies, and wage war. Their activities gradually altered the traditional patterns of Indian Ocean trade. One of the most important influences of the Dutch and British companies was the establishment of permanent trading settlements. The Dutch created important commercial centers at Batavia (Jakarta), Malacca, and various ports in the Indonesian archipelago. The British established factories and trading posts at Surat, Madras, Bombay, and Calcutta. These settlements became major centers for the collection, storage, and distribution of goods. The companies developed administrative systems and port facilities that increased the volume and efficiency of trade. The Dutch company played a dominant role in the spice trade. It sought to monopolize the production and distribution of cloves, nutmeg, mace, and other valuable spices from the Indonesian islands. Through military action