[jeffersondem]

“drop millions of leaflets. Good, old-fashioned, low-tech leaflets”

Building on that: drop pallets of counterfeit Iranian money into the streets. Force the government to implement and manage rationing on the already disgruntled population.

[LimitedPowers]

...drop pallets of counterfeit Iranian money into the streets....

Iranians started printing US$100 bills many years ago, flooding Europe, etc., such that few would take the real thing.