Trump's post came as the US Treasury is expected to broaden the scope of secondary sanctions it can impose on entities and countries that maintain business ties with Iran. US President Donald Trump said Monday that Iran was "collapsing" as Washington prepared to announce the details of a new economic pressure campaign that Tehran has derided as an admission of defeat. Key points and original sources are listed below.

• Trump's post came as the US Treasury is expected to broaden the scope of secondary sanctions it can impose on entities and countries that maintain business ties with Iran.S1

• US President Donald Trump said Monday that Iran was "collapsing" as Washington prepared to announce the details of a new economic pressure campaign that Tehran has derided as an admission of defeat. Almost six months into their war, the two sides are locked in...S2