1.Policy of expansion : The british tried to expand their political power in India by adopting four ways i.e. outright wars, subsidiary alliance , Doctrine of Lapse and on the pretext of alleged misrule.
2.Doctrine of Lapse : According to which the heirs adopted without the consent of the company could inherit only the private property of the deceased ruler and not the territories
3.The Annexation of Awadh.
4.Disrespect shown to Bahadur Shah
5.Absentee Sovereigntyship of the British.