Oil jumped and US equity-index futures retreated as traders turned cautious following a weekend flare-up in US-Iran tensions, curbing optimism that strains in the Middle East were easing.

Crude oil prices surged Sunday, as the U.S. and Iran teetered on the brink of a renewed war after attacks on commercial ships in the Strait of Hormuz.

Oil prices surged Monday on a re-escalation of hostilities in the Middle East war after Iran closed the Strait of Hormuz at the weekend, just a day after reopening it,

The price of oil jumped sharply and stock futures tumbled Sunday evening as traders digested renewed tensions between the U.S. and Iran over the critical Strait of Hormuz.U.S.

Oil prices climbed Sunday after Iran once again blocked the passage of most ships through the Strait of Hormuz, a key waterway for one-fifth of the world’s crude.

The standoff over the Strait of Hormuz has escalated again as Iran reverses its reopening of the crucial waterway and fires on ships attempting to pass

Oil prices jumped, the U.S. dollar lifted from lows and stock markets wobbled on ​Monday as rising tension in the Middle East kept shipping in and out of the Gulf to a bare ‌minimum, though traders were holding out hope for a resolution.

The price of oil jumped sharply and stock futures tumbled Sunday evening as traders digested renewed tensions between the U.S. and Iran over the critical Strait of Hormuz.U.S.