Brent crude futures climbed in late trading as the collapse of the Middle East ceasefire sent shockwaves through energy markets.
The resumption of hostilities has once again blocked key oil supply routes, erasing the temporary relief traders had enjoyed during the short-lived truce.
The abrupt end to the pause in fighting has forced markets to reassess the risk premium embedded in oil prices.
With supply lines disrupted, the immediate focus has shifted to the potential for sustained output cuts and logistical bottlenecks in the region.
This development follows a pattern of volatility seen across European fuel markets.
In Portugal, motorists are bracing for significant price hikes, with diesel expected to jump by 12 cents per liter and gasoline rising by 5 cents.