Overview of important developments overnight on April 16

21:00-7:00 Keywords: Hilbert, S & P 500, US-Iran negotiations, Lebanon 1. Hassett: Tariff options are basically ready; 2. AI startup Hilbert completed US$28 million in Series A financing;3. The S & P 500 index hit its first record high since the Iranian War;4. Iranian Foreign Ministry spokesperson: Whether Iran and the United States will extend the ceasefire cannot be confirmed;5. The Israeli army has set three basic conditions for reaching a ceasefire agreement with Lebanon; 6. The Pakistan delegation arrives in Iran to discuss the second round of Iran-US negotiations;7. US media: The US-Iran negotiations have made progress and are gradually reaching a framework agreement to end the war.