Haha, this time even Trump didn't start with a harsh warning; Iran went first! It seems that Trump’s move, Iran has fully learned!

The 15-day negotiation window has opened, and Iran states that if an agreement is not reached, it will launch a "destructive strike" against the US and Israel.
On April 11, the US and Iran delegations held their first face-to-face talks since the ceasefire at the Serena Hotel in Islamabad, Pakistan. The US delegation was led by Vice President Pence, Special Envoy Wittekov, and Trump’s son-in-law Kushner, while the Iranian delegation was led by Speaker of Parliament Kalibaf.
The prospects of the negotiations are clearly uncertain. Iran stated that negotiations must be based on the acceptance of Iran’s preconditions by the other side, including a ceasefire in Lebanon and the unfreezing of Iranian assets. Before negotiations with the US, Iran also said that if an agreement acceptable to Iran and resistance forces is not reached, and fighting resumes, Iran will launch a "destructive strike" against Israel and US interests in the Middle East.
The US maintains a tough stance, reaffirming that Iran’s red line of stopping uranium enrichment remains unchanged, and demands that