Wasn't possible, there was a divide not just of loyalists and separatists but even against the natives as the Indians favoured the British more as they saw them more as trading partners thanks to the fur trade.

It took the French intervention to make the the British decide that it wasn't worth the cost and for the independence to win. That put them in MASSIVE debt and later led to the French Revolution.

The problem wasn't the British, it's that the Americans didn't stick to the founding charter of their independence by the founding fathers and allowed for the slow erosion to this point. Blaming the Brits is an easy cop out for 'you weren't vigilant and let the parasites in'