ven ge ▁his ▁previous ▁exp ulsion . ▁Short ly ▁a ft we wards ▁however , ▁in ▁ 1 4 6 8 ▁or ▁ 1 4 6 9 , ▁D ost ▁Muhammad ▁died ▁and ▁Y un us ▁Khan ▁found ▁it ▁possible ▁to ▁se ize ▁A ks u . ▁D ost ▁Muhammad ' s ▁son , ▁K eb ek ▁Sultan , ▁who ▁was ▁only ▁a ▁child , ▁was ▁wh isk ed ▁away ▁by ▁his ▁supp or ters ▁to ▁Tur pan ▁( U yg h ur stan ), ▁where ▁he ▁ruled ▁nomin ally ▁for ▁a ▁few ▁years ▁before ▁being ▁killed ▁by ▁the ▁same ▁supp or ters . ▁ ▁R uling ▁from ▁A ks u ▁as ▁Khan , ▁Y un us ▁Khan ▁maintained ▁good ▁relations ▁with ▁the ▁Tim ur ids ▁and ▁with ▁J any bek ▁Khan ▁and ▁Kar ai ▁Khan , ▁the ▁found ers ▁of ▁the ▁Kh az ak ▁Hor de ▁( in ▁ 1 4 6 5 - 1 4 6 6 ). ▁As ▁a ▁consequence ▁of ▁his ▁al liance ▁with ▁the ▁Kh az aks , ▁he ▁made ▁an ▁enemy ▁out ▁of ▁the ▁rival ▁U z be ks . ▁In ▁ 1 4 6 8 , ▁the ▁U z be ks ▁under ▁Sh a ikh ▁Ha id ar ▁came ▁into ▁conflict ▁with ▁the ▁M og h uls ; ▁they ▁were ▁defeated ▁and ▁Sh a ikh ▁Ha id ar ▁was ▁killed , ▁breaking ▁U z bek ▁power ▁until ▁the ▁rise ▁of ▁Muhammad ▁Sh a ib ani ▁by ▁the ▁end ▁of ▁the ▁century . ▁ ▁Y un us