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While that was used as a justification, it wasn't a very widespread practice. The more general claim was harassment of ships by the British navy. Even with that, was war the answer, or could problems have been dealt with in more civilized ways? Much of the country was opposed to the war, especially in New England. It was often argued at the time that it was a war of imperialism and conquest, and that the true objective was to annex Canada (which was under British rule.)