Final month the USA blamed Iranian-backed warring parties for attacks on two tankers.
Gen Dunford acknowledged the U.S. used to be talking to a different of nations with the "political will" to toughen the plans.
Why is the United States so concerned with the Gulf shipping route? However, the main focus of the other nations would be to offer ships to build patrols nearby and also escort commercial vessels carrying their national flag through the region.
Dunford said the size of the campaign could be adjusted based on the number of countries that commit to it. So with a small number of contributors, we can have a small mission. "We are going to amplify that as the sequence of countries which would possibly maybe well perhaps additionally very smartly be appealing to receive half name themselves".
Bab al Mandab also carries a strategic element, with almost four million barrels of oil shipped daily from its port to Europe, the U.S. and several other Asian countries.
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In the1980s, Iraq and Iran attacked global ships en route to each other's ports in order to halt oil exports which funded the war effort of both sides. It adopted an assault on four tankers in the blueprint in Could well presumably.
Media captionWhy does the Strait of Hormuz topic?
In seeking a coalition at sea to monitor Iran, the United States is hoping to present a united front at a time when its hawkish policy has aggravated tensions and key allies are at loggerheads. The US insisted the drone used to be flying over global waters. Tehran will see this concert of powers as a threat to its existence, as the new announcement has been made hardly weeks after Trump's pulling back from launching military strikes against Iran.
Iran has long threatened to close the Strait of Hormuz, through which nearly a fifth of the world's oil passes, if it was unable to export its oil, something Mr Trump's administration has sought as a way to pressure Tehran to renegotiate a deal on its nuclear program. For Moscow, Iran serves as a crucial geostrategic foil to the USA dominance of the Middle East (ME).
Tensions between the U.S. and Iran are already high with reports of oil tankers being attacked in the Gulf on two separate occasions in the last two months.
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The US planned for retaliatory air strikes, which were later cancelled.
The Islamic Republic has warned there will be a response to the arrest, with President Hassan Rouhani saying on Wednesday that Britain "will realise the consequences later". Enriched uranium is traditional to make reactor fuel and doubtlessly nuclear weapons.
12 May perhaps perhaps perhaps: Four oil tankers are damaged by explosions off the UAE waft in the Gulf of Oman. The UAE says the blasts were precipitated by limpet mines planted by a "declare actor". Last month, a year after Trump's announcement, Iran said the country would suspend some of their voluntary commitments under the nuclear deal, citing the other signatories' apparent inability to withstand USA pressure.
Last month, two oil tankers were attacked in the Strait of Hormuz. Unlike many other news organizations, we have not put up a paywall. Iran says the evidence is fabricated.
17 June: Iran says this might perhaps perhaps breach the restrict on its stockpile of enriched uranium reputation beneath the nuclear deal on 27 June, except Europe protects Iranian oil gross sales.More news: Haas title sponsor terminates F1 deal