Ayutthaya–Lan Na War (1441–1474) Ayutthaya–Lan Na War (1441–1474) The Ayutthaya–Lan Na War, was a border conflict that took place between 1441 and 1474. It started when the southern kingdom of Ayutthaya invaded the northern kingdom of Lan Na in 1441 and continued with periodic breaks until 1474. Lan Na achieved limited territorial gains but was weakened by internal power struggles and losses sustained during the conflict. Ayutthaya formed what is now the central and southern parts of modern Thailand while Lan Na approximated northern Thailand. During the 15th century the Ayutthaya Kingdom fought frequent wars against the Lan Na Kingdom in the north, the
Acronym Institute for Disarmament Diplomacy since 1997 on a bi-monthly basis, with an overview of events relating to weapons proliferation and disarmament. The Acronym Institute was founded by Dr. Johnson as continuation of her work for "The Acronym Consortium" (VERTIC, ISIS, BASIC and Dfax), which had dissolved into its constituent parts in October 1995. Acronym Institute for Disarmament Diplomacy The Acronym Institute for Disarmament Diplomacy was founded in 1995 by Dr. Rebecca Johnson, senior advisor to the United Nations' "United Nations Monitoring, Verification and Inspection Commission" chaired by Dr. Hans Blix from January 2000 to June 2003. It states as its goal "to promote effective