They were heavily taxed. They were prevented from expanding by Britain's refusal to give them loans.
The complaints of the colonists that Thomas Paine, a political activist, wants foreign nations to know about is that, i<span>f foreign nations learn of the colonies unhappiness, they will be willing and able to provide loans and military support. Hope this is the answer that you are looking for. </span>
It began to break down because it was only a temporary solution to the problem. The next time that slavery and new states came into question, the compromise became irrelevant because a new one had to be found to solve the issues with places like Texas and New Mexico, and California, and things like that.
Russia would take over the Latin America republics