Blame Canada!
Many people are not aware the early United States invaded Canada during both the Revolutionary War and the War of 1812.
But even fewer people know that the U.S. had a military contingency plan on file from the mid-1920s to 1939 involving invading Canada. It was known as 'War Plan Red', and has since been declassified. [more info]
But even fewer people know that the U.S. had a military contingency plan on file from the mid-1920s to 1939 involving invading Canada. It was known as 'War Plan Red', and has since been declassified. [more info]