Trump issues ultimatum: Iran must 'get serious soon' or face 'NO TURNING BACK' — says Tehran 'begging' for deal

US President Donald Trump issued a stern escalation warning on March 26, saying the United States will 'finish off' Iran after Tehran rejected its offer for negotiations. Trump's exact words: 'We had no choice. I thought it was much worse. I thought the energy prices, oil price would go up higher. I thought the stock market would go somewhat lower, but it didn't matter to me — it's short term. What we had to do is get rid of the cancer. We had to cut out the cancer. The cancer was Iran with a nuclear weapon. And we've cut it out — now we're going to finish it off.' This statement is a significant shift in the publicly stated US objective. Previously, the White House framing was dual-track: military pressure + productive ceasefire talks. Trump's 'finish it off' language suggests Iran's public rejections of the 15-point plan have hardened the US position. However, this is consistent with Trump's negotiating style: maximum pressure rhetoric concurrent with back-channel talks. The 'cancer' framing with nuclear weapon as the core concern aligns with the stated US pre-war objective (eliminate Iran's nuclear programme). 'We've cut it out' implies Trump believes the nuclear threat has been substantially addressed. 'Finish it off' refers to completing the degradation of Iran's military capacity — the current IDF 48-hour blitz objective. Trump explicitly acknowledged and dismissed short-term energy (oil prices) and market consequences — important for economic context. The statement escalates rhetoric to maximum pressure level. IRGC and Iran will likely read this as confirmation that the US objectives go beyond a ceasefire and include comprehensive military defeat.