Iran's Defense Minister Mehrdad Akhlaghi on Sunday warned of a "proportionate, decisive, and impactful response" to any attack on the country, according to state TV.
Under the plan, Iran would reopen the Strait of Hormuz by the end of the seventh day if certain conditions were met, following which nuclear talks would resume.
Araghchi's visit to Beijing comes in the midst of an escalation of hostilities in West Asia following the military advances made by Yemen's Houthis, formally known as Ansar Allah.
Trump went on to link the fight against Al-Qaeda launched by his Republican predecessor George W. Bush to the US-Israeli war on Iran which is now in its seventh month.
Trump also said the new Air Force One plane gifted by Qatar will be sent for longer-than-expected upgrades in October, after a security threat in Turkey.
