<span>Oswiu, <span>King of Northumbria</span></span>
<span>Many native rulers helped the British. They had newly introduced Enfield rifles. They came in a treaty that they will not interfere in the Indian society but they gradually did.</span>
Answer:COTTON PRODUCTION
Explanation: slave trading and cotton production was the leading industry iss you had 100 slaves you were wealthier then the person with 50 so more slaves is more cotton thats picked faster then the person with less slaves