Question

describe about subsidiary alliance​

Answer 1

Subsidiary Alliance was basically a treaty between the British East India Company and the Indian princely states, by virtue of which the Indian kingdoms lost their sovereignty to the English. ... However, The Nizam of Hyderabad was the first to accept a well-framed subsidiary alliance.

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Indian ruler entering into a subsidiary alliance with the British had to accept British forces in his territory and also agreed to pay for their maintenance. The ruler would accept a British people in his state.

Answer 2

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The Subsidiary Alliance System was “Non-Intervention Policy” used by Lord Wellesley who was the Governor-General (1798-1805) to establish British Empire in India. According to this system, every ruler in India had to accept to pay a subsidy to the British for the maintenance of British army.