What accounted for the difficulties of the united states in the waging war of 1812, and why was the war widely viewed as a great american victory? how did the war lead to an increasing pattern of diplomatic cooperation between the united states and britain?

Origins of the War. The immediate causes of the war were seizure of American ships, insults, and injuries to American seamen by the British Navy, and ... By 1812 the westerners were convinced their problems could best be solved by forcing the British out of Canada and annexing it to the United States.