Earlier quoted context omitted.
It wouldn’t be the first war the USA loose against a smaller enemy. See Vietnam, Afghanistan, etc etc.
The USA has never been defeated . It's never been taken over by force and forced to submit to a foreign power. War getting a little too expensive or politically unpopular for their tastes is not really a loss, and it implies nothing about their true capabilities. It's their relentless deindustrialization that will eventually do them in. The USA's industrial output back in WWII was staggering, its enemies had little h…
Tactical defeat is when you are prevented from meeting your objectives for a particular operation, such as securing a target area or destroying/degrading a target enemy force. Strategic defeat is when the enemy prevents you from achieving your broader objectives (typically political, as war is politics by other means). The US has experienced both of these in the last century.
Most active militaries have experienced both types of defeat at one time or another. It’s practically impossible to avoid losing sometimes if you overuse war as a tool of diplomacy.