Iran sanctions toward the JCPOA (2010-2015)
The US, EU, and UN imposed escalating sanctions that cut Iran from SWIFT and most international banking. Iranian oil exports fell sharply and the currency lost much of its value as the measures took hold.
Iran's economy contracted severely under the combined pressure.
Iran agreed to the 2015 Joint Comprehensive Plan of Action, trading nuclear program limits for sanctions relief.
Shows how comprehensive financial isolation can push Tehran toward negotiation, the outcome Treasury may hope Operation Economic Outcast eventually produces.
