The United States launched a new round of military strikes against Iran and revoked a key sanctions waiver covering Iranian oil sales after accusing Tehran of attacking commercial shipping in the Strait of Hormuz, putting a fragile cease-fire into peril.

The United States revoked a temporary sanctions waiver for Iranian oil Tuesday after three tankers were struck in the Strait of Hormuz, raising pressure on Tehran as it negotiates…

The United States launched extensive strikes on Iran over attacks on ships in the vital Strait of Hormuz, triggering a wave of reprisals Wednesday that Iran's Guards said targeted…

Washington earlier revoked general licence allowing sale of Iranian oil