It‘a kind of ironic, the French were so focused on screwing over the British, that they nearly bankrupted themselves and raised a generation of freedom fighting officers. Both eventually led to food shortages and revolution.

>they nearly bankrupted themselves

They did bankrupt themselves. The Crown treasury was completely empty in 1788.

Part of the strategy would be to resist long enough for international pressure to aid, be that UN sanctions or be that another country deciding to claim some more land while the US is too distracted to fight back.

Or rely on wars on other continents to drag their opponent's attention away?