The Pentagon is expected to plan for every eventuality. If they don't, they'll be blamed for not being prepared. The US had plans to invade British domains, suc

The Pentagon is expected to plan for every eventuality. If they don't, they'll be blamed for not being prepared. The US had plans to invade British domains, such as Canada, between the two world wars (in which they were both allies) https://en.wikipedia.org/wiki/War_Plan_Red https://en.wikipedia.org/wiki/War_Plan_Red