First of all … most Hamas’ money has long come to them through Sunni & Muslim-Brotherhood sources transferred openly via Qatar
with the approval of the Netanyahu government. I and others have provided Israeli and other sources to document this in separate OPs. For example, see:
The End of the Netanyahu doctrine?
Secondly, The
vast majority of
Iranian funds have always come through yearly sales of its own oil to China and other Asian buyers. All the extra-territorial sanctions imposed by Uncle Sam on Iran has not stopped Iran from increasing these sales in recent years.
Finally, the few billions supposedly (but not really) “released” to Iran that you refer to was never U.S. taxpayer money but Iran’s own funds arguably “illegally” frozen. Unfortunately the Trump Administration unilaterally ended the multinational agreements that were to gradually end most sanctions on Iran when it agreed to international supervision of its nuclear research, which led inevitably to the defeat of the elected “reform” wing of the Islamic Republic leadership and the solidification of the Mullah state under extreme anti-U.S. and
anti-popular dictatorial rule. The popular mass movement against the Mullahs was decapitated in the next few years.
In fact, the billions supposedly “released” by the Biden Administration never got to Iran. That money was Iranian money, from …
Of course after the re-solidification of the Mullah regime, the brutal repression of the popular women’s movement for more freedom in Iran, Iran’s military help to Putin, and now the Hamas terror attack, as …
The Republican field is blaming Joe Biden for dealing with Iran after Hamas' attack on Israel