U.S. Futures Slide After Trump Says He'll Start Sending Tariff Letters Today Setting Levies Up To 70%
1. S&P 500 futures dropped nearly 0.6% amid tariff announcement. 2. Trump plans to send unilateral tariff letters starting next month. 3. Tariffs could range from 10% to as high as 70%. 4. U.S. markets closed for Independence Day following futures decline. 5. European stocks also slid due to tariff news.