Nvidia(US:NVDA) Xin Lang Cai Jing·2026-03-02 21:37Group 1 - The UK Prime Minister Starmer has drawn a clear line, stating that the UK will not engage in offensive actions against Iran alongside the US, emphasizing the need for legal justification and a well-thought-out plan for any military action [4][6] - US crude oil prices surged over 6% amid concerns that the conflict between the US and Iran could escalate and lead to significant supply disruptions, with Brent crude futures rising by $4.87 to $77.74 per barrel and WTI futures increasing by $4.21 to $71.23 per barrel [8] - Nvidia announced a $4 billion investment in two photonics technology companies to strengthen its research pipeline and supply chain, supporting large-scale AI infrastructure development [18] Group 2 - The US Federal Circuit Court has rejected the government's request to delay the tariff refund litigation process, allowing small businesses to expedite their claims for tariff refunds [9][11] - Anthropic's AI chatbot Claude experienced service interruptions due to unprecedented demand, with nearly 2,000 users reporting issues, although enterprise clients using the Claude model remained unaffected [13] - President Trump stated that the military campaign against Iran could last as long as necessary, initially estimating a duration of four to five weeks but indicating readiness to extend beyond that if required [15][16]