US President Donald Trump has threatened more strikes on Iran as the United States presses for the reopening of the Strait of Hormuz. Hours later on Saturday, local time, Kuwait said it responded to a new round of drone attacks from Iran, while a tanker was struck in the strategic waterway.On Saturday, local time, the US State Department issued new security alerts for Americans in 10 countries in the region to exercise heightened caution due to the escalating tensions with Iran.The warnings, covering Bahrain, Israel, Iraq, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia and United Arab Emirates, urged US citizens to prepare for the possibility of flight cancellations, temporary airspace closures and other travel disruptions.Iran Foreign Minister Abbas Araghchi said in a phone call with his Saudi counterpart that any "aggression" by the US and Israel or participation of regional countries in these actions would be met with a "decisive and proportionate response", according to Mr Araghchi's Telegram account.Iranian Foreign Minister Abbas Araghchi says Iran will have a proportionate response to US aggression. (Reuters: Thaier Al-Sudani)Speaking to reporters on Friday during a meeting with members of his Cabinet at the Camp David presidential retreat in Maryland, Mr Trump said "we just want to win" in Iran and signalled that he expected US military action to continue for some time.Later that day, White House press secretary Karoline Leavitt expressed the US administration's frustration anew, charging that Tehran last month signed a memorandum of understanding with the US on a truce but then quickly "broke it, shot at commercial ships, and killed American soldiers".New attacks on Kuwait and on shippingKuwait's military said on Saturday that its forces were responding to drone attacks that were part of Iran's assaults on the country.In a statement, Kuwait's Defence Ministry spokesperson Major General Saud Abdulaziz Al-Otaibi said the drones hit "a number of vital facilities", including a government structure in the country's north. He said there were no casualties.The British Navy said on Saturday that a tanker was struck and a separate explosion hit close to a vessel in the Strait of Hormuz off the coast of Oman. No casualties were reported in either incident, it said.The United Kingdom Maritime Trade Organisation said an unknown projectile hit the vessel on Friday 11 nautical miles north-east of Lima, Oman. The attack damaged the vessel's engine room.The group said that on Saturday a large splash and an explosion were reported close to another tanker while it was sailing 21 nautical miles north-west of Khasab city.Separately, crude oil appeared to be leaking and spreading in recent days from a sanctioned tanker grounded off the coast of Oman, close to a marine protected area, satellite images reviewed by The Associated Press show.Iran has repeatedly attacked vessels attempting to transit through the Strait of Hormuz without its authorisation as part of its ongoing conflict with the US.Israel strikes Gaza after Hamas says it will disarmIntense Israeli strikes Friday night and Saturday killed at least four people in central and northern Gaza and wounded dozens more, according to local health officials.Donald Trump says the Board of Peace (pictured in February) has secured a breakthrough in Gaza. (Reuters: Kevin Lamarque)The strikes overnight in Gaza followed evacuation warnings by Israel's military, which said on Saturday that it had struck Hamas targets across the territory and dismantled five Hamas storage facilities.The strikes came after Hamas confirmed on Friday that it would disarm in a potential breakthrough for ending the war in Gaza, though major obstacles remain.Israel has not officially commented on the Hamas deal, which is part of a US-brokered ceasefire announced last October.That agreement called for Hamas to disarm and hand over power to an independent Palestinian administration. Israel was to withdraw and an International Stabilisation Force was to be deployed.In a post on X Friday, Israeli far-right politician Itamar Ben-Gvir called the deal "unacceptable" and said the killings in Gaza must continue. "Israel must win," he said.Egypt, a key Gaza ceasefire mediator, lauded Hamas and other Palestinian groups for "their positive response" in the phased peace plan, Egyptian state-run media reported.AP/Reuters