U.S. President Donald Trump said nations upset by high fuel prices should "go get your own oil" as Iran maintains its chokehold on the Strait of Hormuz.

His comments in a social media post on Tuesday came as average U.S. gas prices shot past $4 a gallon.

A strike hit Beirut's southern suburbs on Tuesday, AFPTV's live broadcast showed, after the Israeli military renewed its warning for residents to leave as it attacks the area.

The strike came shortly after Israeli Defense Minister Israel Katz said the military would occupy a swathe of southern Lebanon even after the end of the war against the armed group.

The EU on Tuesday demanded an investigation into attacks on United Nations peacekeepers in Lebanon, after three Indonesian troops were killed amid fighting between Israel and Hezbollah.

"We call for a thorough investigation to shed light on these grave attacks. These attacks are a grave violation of international law, are totally unacceptable and must stop immediately," EU spokesman Anouar El Anouni said.

Defence Minister Israel Katz on Tuesday said Israel's military would occupy a swathe of southern Lebanon even after the end of the current war against the Hezbollah armed group.

"At the end of the operation, the IDF will establish itself in a security zone inside Lebanon, on a defensive line against anti-tank missiles, and will maintain security control over the entire area up to the Litani," Katz said in a video statement published by his ministry, referring to a river around 30 kilometers from the border.

The Gulf states are unified in calling for a de-escalation of the Middle East war, Qatar said Tuesday as Tehran launched new strikes against its neighbors.

"Our understanding is that there is a very unified position in the Gulf on calling for the de-escalation and an end to the war," Qatar's foreign ministry spokesman Majed al-Ansari told a regular news briefing.

Russia has not seen "clearly formulated" proposals from Ukraine about a temporary ceasefire over the Easter holidays, the Kremlin said Tuesday.

Ukrainian President Volodymyr Zelensky suggested a truce on Monday, saying Kyiv was ready for a mutual halt in attacks on energy facilities to ease a global oil crisis triggered by the Iran war.

Lebanon has asked Ukraine's Beirut embassy to hand over a man taking refuge there who is suspected of working with Israel's Mossad spy agency, a senior security official and a Hezbollah source told AFP.

Lebanon and Israel have officially been at war for decades, and Lebanese security services have arrested dozens of people on suspicion of working for Israel, many of whom were recruited online following the country's economic collapse beginning in 2019.

The United Nations’ most powerful body will convene an emergency session Tuesday after officials announced that three peacekeepers in southern Lebanon had been killed in the last 24 hours. The meeting was scheduled after a request from France.

It was unclear who was behind the projectile and explosion that killed the three peacekeepers, as the U.N. says the incidents remain under investigation.

The Israeli military said on Tuesday four soldiers had been killed in combat in southern Lebanon as Hezbollah claimed attacks on troops in Ainata, Naqoura, Bayada, Beit Leef, Aitaroun and on the Qantara-Taybe road.

A military statement named three soldiers from the same battalion who "fell during combat" and a separate statement said another soldier, who had not yet been publicly named, had died in the same incident.

U.S. Secretary of State Marco Rubio on Monday voiced hope for working with elements within Iran's government, saying the United States privately had received positive messages, AFP reported.

Rubio said there were internal "fractures" inside Iran and that the United States hoped that figures with "power to deliver" take charge.