Question

doctrine of lapse was devised by​

Answer 1

Answer:

Doctrine of lapse, in Indian history, formula devised by Lord Dalhousie, governor-general of India (1848–56), to deal with questions of succession to Hindu Indian states.

Answer 2

Lord Dalhousie was the Governor General from 1848 to 1856.
He led the final wave of annexations.
This final wave of annexations was done through his policy of Doctrine of Lapse.
As per Doctrine of Lapse, the Kingdom would ‘Lapse’ and would become part of British East India Company territory if the ruler of a Kingdom died without male heir.