It was true during the War of 1812, and remains so today. There is no guarantee that personal, political, and ethnic loyalties match international borders. Unresolved by the Treaty of Ghent that ended the War of 1812, borderland conflict between the United States and Canada flared into occasional violence from Maine to Oregon and along the Niagara Frontier.
[{"borders": "n/a", "border_Canada": "n/a"}]
[{"borders": "n/a", "border_Canada": "n/a"}]