▁G ao ▁set ▁his ▁capital ▁at ▁Dun hu ang . ▁ ▁In ▁ 4 0 1 , ▁the ▁important ▁Northern ▁Li ang ▁city ▁J iu qu an ▁( <0xE9> <0x85> <0x92> 泉 , ▁in ▁modern ▁J iu qu an , ▁G ans u ) ▁defect ed ▁to ▁him , ▁and ▁particularly ▁in ▁light ▁of ▁Later ▁Q in ' s ▁attacks ▁on ▁Later ▁Li ang ▁that ▁year , ▁this ▁caused ▁Ju qu ▁M eng x un ▁( who ▁had ▁killed ▁Du an ▁Ye ▁earlier ▁that ▁year ▁and ▁taken ▁over ▁as ▁the ▁r uler ▁of ▁Northern ▁Li ang ) ▁to ▁consider ▁surrender ing ▁his ▁state ▁to ▁Later ▁Q in , ▁although ▁Ju qu ▁M eng x un ▁later ▁decided ▁against ▁it ▁and ▁continued ▁his ▁state ' s ▁existence . ▁ ▁In ▁light ▁of ▁Later ▁Q in ' s ▁adv ances , ▁however , ▁Li ▁G ao ▁nomin ally ▁submitted ▁to ▁Later ▁Q in ▁as ▁a ▁v ass al . ▁ ▁In ▁ 4 0 4 , ▁Li ▁G ao ' s ▁he ir ▁apparent ▁Li ▁Tan ▁( 李 <0xE8> <0xAD> <0x9A> ) ▁died , ▁and ▁he ▁created ▁Li ▁Tan ' s ▁younger ▁brother ▁Li ▁X in ▁as ▁the ▁new ▁he ir ▁apparent . ▁ ▁In ▁ 4 0 5 , ▁Li ▁G ao ▁claimed ▁additional ▁honor ific ▁titles , ▁and ▁at ▁the ▁same ▁time , ▁while ▁not ▁ren oun cing ▁Later ▁Q in , ▁also ▁sent ▁mess engers ▁to ▁Jin , ▁request ing ▁to ▁be ▁a ▁v ass al . ▁ ▁He ▁also ▁moved ▁his