What was the main purpose of Lin Zexu's letter to Queen Victoria?

Lin Zexu's letter to Queen Victoria, written in 1839, primarily aimed to address the opium trade and its detrimental effects on Chinese society. He sought to persuade the British monarch to take action against the opium merchants and halt the trade, which was causing widespread addiction and social issues in China. Lin emphasized the moral and ethical responsibilities of Britain in this matter, advocating for mutual respect and cooperation between nations. Ultimately, his letter was a plea for justice and a call for the British to reconsider their actions in China.