特朗普威胁：美国“已做好准备”

Group 1 - The core viewpoint of the article is that President Trump has threatened to intervene in the unrest in Iran, stating that the U.S. is "ready" to take action [1][2] - Trump also indicated that if Iran attempts to further develop its ballistic missile program, the U.S. would support Israel in striking Iran again [2] - Recent reports from Iranian media indicate that unrest in two provinces has resulted in at least 3 deaths and 13 injuries [2] Group 2 - Since the U.S. unilaterally withdrew from the Iran nuclear deal in 2018, Iran has faced multiple rounds of severe sanctions from the West, leading to currency devaluation and significant inflation [2] - The Iranian economy has been severely impacted, prompting the government’s economic team to hold emergency meetings to address issues related to exchange rates, trade, and public welfare [2]