Iran's Supreme Leader Ali Khamenei issues warning to U.S. in Russian on social media, signaling Tehran's growing alignment with Moscow amid nationwide protests.

President Donald Trump said he's considering multiple military options after anti-government protests in the country have turned increasingly deadly.

Trump said on ‌Monday that any country that ‌does business with Iran will be subjected to a tariff ⁠rate of ‌25% on any business conducted with ‍the United States. "Effective immediately, any Country doing business ​with the Islamic ‌Republic of Iran will pay a Tariff of 25% on any and all business ⁠being done with ​the United ​States of America,

President Trump said that the U.S. military is considering "strong options" on Iran ahead of meeting the country's leaders. On Sunday, when asked on Air Force One whether Iran is crossing a red line, Trump told reporters, “they’re starting to, it looks like,” The Hill news outlet reported.

President Trump has repeatedly threatened to intervene if Iran's leaders, facing their biggest anti-government protests since 2022, use force against demonstrators.

Protests challenging Iran’s theocracy have reached the two-week mark, with demonstrators flooding the streets in Tehran and Mashhad.