Crude oil prices slipped below the $90 a barrel threshold on Tuesday, with both Brent and WTI benchmarks extending their declines from the prior session. The drop accelerated after President Trump indicated that a peace deal with Iran could materialize within days, reducing concerns over potential supply disruptions in the Persian Gulf.

Markets reacted swiftly to the de-escalation, as Trump's decision to cancel planned military strikes removed a major geopolitical risk premium from energy markets. Oil had been trading at elevated levels in recent weeks amid tensions, with traders pricing in the possibility of conflict disrupting Middle Eastern crude shipments. The swift policy reversal caught some investors off guard, leading to accelerated selling pressure.

Energy traders are now recalibrating positions as the immediate threat of supply interruptions fades. Refining margins and petrochemical stocks may see relief from lower input costs, while oil-dependent sectors could benefit from reduced volatility. The administration's approach suggests prioritizing diplomatic solutions over military action.

The $90 psychological level represents more than just a round number—it's a threshold that, when breached, often signals broader shifts in market sentiment toward risk assets. For now, oil's downward trajectory reflects renewed confidence in stable global supplies.