ban i , ▁who ▁then ▁seized ▁B uk h ara ▁and ▁Sam ark and ▁from ▁the ▁Tim ur ids ▁in ▁ 1 5 0 0 , ▁making ▁himself ▁r uler ▁of ▁Trans ox ania . ▁Muhammad ▁immediately ▁turned ▁against ▁Mah m ud , ▁who ▁called ▁his ▁brother ▁A hm ad ▁A la q ▁for ▁help , ▁and ▁defeated ▁both ▁the ▁M og h ul ▁k h ans ▁and ▁took ▁them ▁prisoner . ▁He ▁released ▁them ▁soon ▁after ▁but ▁kept ▁T ash k ent ▁and ▁S air am . ▁A hm ad ▁died ▁soon ▁after . ▁Mah m ud ▁was ▁captured ▁again ▁in ▁ 1 5 0 8 ▁and ▁put ▁to ▁death , ▁mark ing ▁the ▁last ▁time ▁the ▁Ch ag at ay ids ▁were ▁e ject ed ▁from ▁Trans ox ania . ▁ ▁In ▁ 1 5 1 4 , ▁Mans ur ▁Khan ' s ▁brother ▁Sultan ▁Sa id ▁Khan ▁captured ▁K ash gar , ▁Y ark and , ▁and ▁K hot an ▁from ▁Mir za ▁Ab u ▁Bak r ▁D ug hl at , ▁who ▁had ▁ruled ▁in ▁Mah m ud ' s ▁absence , ▁and ▁forced ▁him ▁to ▁fle e ▁to ▁Lad akh . ▁This ▁marked ▁the ▁final ▁separation ▁of ▁M og h ul istan ▁into ▁two ▁real ms , ▁with ▁Sa id ▁situated ▁in ▁K ash gar , ▁and ▁Mans ur ▁in ▁Tur pan , ▁otherwise ▁known ▁as ▁U yg h ur istan . ▁In ▁ 1 5 2 9 , ▁Sa id ▁attacked ▁Bad akh sh an , ▁and