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
Consortium for Computing Sciences in Colleges as student papers, posters, and programming contests, workshops, and special sessions for innovative assignments and approaches in the area of computer science technology and education. CCSC publishes the Journal of Computing Sciences in Colleges, containing the proceedings of each annual regional conference. The journal is distributed to approximately 600 faculty members from 350 colleges and universities. Consortium for Computing Sciences in Colleges The Consortium for Computing Sciences in Colleges (CCSC) is a nonprofit organization divided into ten regions that roughly match geographical areas in the United States. The purpose of the consortium is to: "promote, support and improve computing curricula