sanctions

The four vessels, called Luna, Pandi, Bering and Bella, were seized on the high seas in recent days and are now en route to Houston.

"The time for patience has long expired."

"I've already told that to President Erdogan: far more than sanctions. I'll do far more than sanctions," Trump said during an unrelated event at the White House, referring to Turkish leader Recep Tayyip Erdogan. "I will tell you that I do agree on sanctions, but I think much tougher, if he does not do it in a humane way"

Britain has called Iran's capture of the Stena Impero in the Strait of Hormuz on Friday a "hostile act".

British Royal Marines seized an oil tanker in Gibraltar on Thursday accused of bringing oil to Syria in violation of EU sanctions, a dramatic step that could escalate confrontation between the West and Iran.

President Donald Trump threatened on Tuesday to obliterate parts of Iran if the Islamic Republic attacked "anything American," as Iran said the latest U.S. sanctions had closed off any chance of diplomacy.

President Donald Trump on Monday mistakenly named a supreme leader of Iran who has been dead since 1989 as the target of new U.S. sanctions

President Donald Trump imposed new U.S. sanctions onIran on Monday following Tehran's downing of an unmanned American drone and said the measures would target Iranian Supreme Leader Ayatollah Ali Khamenei

Any conflict in the Gulf region may spread uncontrollably and threaten the lives of U.S. troops, a senior Iranian military commander said on Sunday

President Donald Trump said the U.S. will impose major new sanctions on Iran Monday, days after he abruptly called off a plan for airstrikes against the Islamic Republic based on the concept of proportionality after Iran shot down a U.S. Navy drone

The United States has for the first time seized a North Korean cargo ship it accused of illicit coal shipments in violation of U.S. and United Nations sanctions.