As President Donald Trump floats “regime change” in Tehran, previous U.S. attempts to remake the Middle East by force in recent decades can offer stark warnings about the possibility of a deepening involvement in the Iran-Israeli conflict.

Iran defended its right to self-defense, as President Trump doubled down on the claim that the strikes had caused “monumental damage” to Iranian nuclear sites.

President Trump called into question the future of Iran’s ruling theocracy after a surprise attack on three of the country’s nuclear sites, seemingly contradicting his administration’s earlier calls to resume negotiations and avoid an escalation in fighting.