Spanish East Indies while Spanish-Mexican colonists brought with them Hispanic and indigenous Mexican customs, religion, languages, foods, and cultural traditions to the Philippines, Guam, and the Mariana Islands. In 1606, the Spaniards established trade links with the Maluku Islands, which continued until 1663. Contacts with Japan were also established and Sebastián Vizcaíno was sent as ambassador in 1611, until Japan closed its trading post in 1630. In northeastern Taiwan, the Spaniards built Fort Santo Domingo near Keelung in 1626 and a mission in Tamsui in 1628, which they occupied until 1642. Several Pacific islands were visited by Spanish ships in the 16th century,
Dutch East Indies the declaration of war with Japan, over 100,000 natives volunteered. The KNIL hastily and inadequately attempted to transform them into a modern military force able to protect the Dutch East Indies from Imperial Japanese invasion. On the eve of the Japanese invasion in December 1941, Dutch regular troops in the East Indies comprised about 1,000 officers and 34,000 men, of whom 28,000 were indigenous. During the Dutch East Indies campaign of 1941–42 the KNIL and the Allied forces were quickly defeated. All European soldiers, which in practice included all able bodied Indo-European males were interned by the Japanese as POW's.