Final answer:
The East India Company controlled nearly all of India by the mid 1800s.
Step-by-step explanation:
The East India Company controlled nearly all of India by the mid 1800s. Initially, the company established trading posts in several coastal cities, but through a series of military conquests and alliances, it gradually expanded its control to encompass the majority of the Indian subcontinent. This period of British rule in India, known as the British Raj, lasted until India gained independence in 1947.
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