As more Americans switch to electric cars, the government stops having gas taxes. With this comes the end of cheap automobile transportation and cheap trucking that isolated suburbs depend on. But intervention soon became occupation, and the cost of long-term war in Iraq, Afghanistan and Saudi Arabia are no longer worth it or politically viable. This ended in the early 1970s but special arrangements/Carter Doctrine allowed the US to preserve it's supply through middle eastern interventions. 383196614 Your suburbs are unsustainable.