S&P 500 slipped 0.3% to 7,106.67, Nasdaq fell 0.3% to 24,385.05, Dow down 0.1% to 49,383.25.
The decline followed the U.S. seizure of the Iranian‑flagged cargo vessel M/V Touska, heightening doubts over upcoming Iran‑U.S. peace talks.
Brent crude rose 5.6% to $95.46 per barrel and WTI up 5.8% to $87.36, reflecting renewed oil‑price pressure.
Investors also focus on Q1 earnings from firms like 3M, Boeing, Tesla and P&G, which may shape market direction.