Ayutthaya-Dutch Trade Treaty

Timeline

1. 1663–1664Ayutthaya · ThailandFacing pressure from Burma and regional trade competition, King Narai began contacts with the Dutch East India Company active in Southeast Asia, exploring the possibility of trading privileges for military and naval support.
2. 1664Ayutthaya · ThailandThe two sides formally concluded a trade agreement: the Dutch obtained trading facilities and partial monopolies on certain goods in Siam's principal ports, while Siam expected military assistance such as artillery and warships, using this to counterbalance the expansion of other European powers in Siamese waters.