US stocks drop as Trump ends Iran ceasefire, oil spikes

U.S. stock markets fell sharply on Wednesday, July 8, 2026, as President Donald Trump declared a ceasefire with Iran over, reigniting geopolitical tensions that sent oil prices soaring and rattled investor confidence. The Dow Jones Industrial Average led the declines, dropping over 570 points, or roughly 1.1 percent, while the S&P 500 fell about half a percent. The tech-heavy Nasdaq Composite showed relative resilience, edging slightly higher as some major technology stocks gained.

The sell-off was triggered by President Trump's announcement that the United States would conduct further strikes against Iran, stating the U.S. would hit Iran "hard again tonight." He declared the prior ceasefire agreement was over following a fresh exchange of military actions. The escalation began with U.S. airstrikes against targets inside Iran late Tuesday, which officials described as retaliation for Iranian attacks on commercial vessels in the Strait of Hormuz. Iranian forces reportedly struck American military targets in Bahrain and Kuwait in response.

The immediate financial impact was a sharp spike in oil prices, renewing fears of sustained inflation. The international benchmark Brent crude...