suj dulla gave permission to british to tradegave power to give passbritish misuse power put high duty on indians.mugals earn no profit from britishfrench treath on british made british build forth around calcatta.suj dulla got angrysaid french to stop french stopped.said british to stop but brithsh not stopedsajdulla attack british british fleebritish made plan they made deal with mir jaffartold not to fight in battlebritish came back from madras with clivemir jaffar did not fightsaudulla got defeated mir jaffar made king.battel of placy came to end.mir jaffar gave 17 core and 24 paragan zamindari to british .mir jaffar treasury emptied by british more n more demand.mir jaffar could not pay so british removed himmir quasim was made nawab his son in law.mir quasim gave zamindari of burdwan midnapore cittagon n presents to british to make him nawab.mir quasim try to remove corruption made army strong.british imposed taxes on indians.by mir jaffar action they again increse abuse to indian .mir quasim abolish all taxes this made british angry war took placemir quasim got deafeated and fled avadh.mir quasim form ally with sauja dulla , shah alam 2 , nawab of avadh and attack british againbut got defeat at bauxer.this is battle of bauxer.british took full control of bengal.mir jaffar was made nawab again mir jaafar diednazim ud dullah made nawabas prize made him sign agreement that bengal was govern through deputy subahdar and disband army.thus full control of bengal came in british hands.