The, what is now known as Udon Thani, area sprang to significance to Bangkok and the rest of Thailand in 1826. Anouvong, the last king of Wieng Chang (or Vientiane as it is now known) had been an ally of Thailand in its wars with Burmah. However he rebelled against Thailand and invaded the North East in a bid to gain greater independence for his kingdom. His forces were repelled and eventually defeated by local Thai forces.