The period of uncertainty in the markets due to the current conflict may be prolonged and markets need to brace for it, according to experts.

Crude oil futures jumped more than 3% Sunday after Israel struck two natural gas facilities in Iran, raising fears that the war will expand to energy infrastructure and disrupt supplies in the region. U.S. crude oil rose $2.72, or 3.7%, to $75.67 per barrel. Global benchmark Brent was up $3.67, or 4.94%, at $77.90 per barrel.

BEIRUT — Iran and Israel traded air raids and ballistic missile barrages overnight and into the evening Sunday, with neither side showing any inclination to back down from an escalating grudge match between the two longtime enemies.