Israel's military activity in Syria including the detention of hundreds of people could constitute war crimes, United Nations investigators said Tuesday.

"The Commission is deeply alarmed about continued Israeli violations," said commissioner Fionnuala Ni Aolain of the Independent International Commission of Inquiry on the Syrian Arab Republic. "Such acts may amount to war crimes."

Hundreds of people in south Lebanon gathered on Tuesday to mourn two Hezbollah members and their family, among them a three-month-old infant, killed by an Israeli strike a day prior.

The two brothers' coffins, draped in the Iran-backed group's yellow flag, portraits of them in camouflage fatigues fixed to the front, led the procession through the village battered by repeated conflict over nearly three years.

Israel's President Isaac Herzog warned against British sanctions on settlements in the occupied West Bank expected to be announced on Tuesday, saying the decision would "fall on the wrong side of history".

"Later today, we expect to see headlines announcing certain British trade sanctions on Israeli settlements in Judea and Samaria," Herzog said, using the biblical term for the West Bank. "If this happens -- and other nations may join -- I believe it will prove to be a grave miscalculation, a decision that will fall on the wrong side of history."

Israeli opposition leaders on Tuesday called Prime Minister Benjamin Netanyahu unfit to serve after a report that the United Arab Emirates had warned him before the October 7, 2023 Hamas attack.

Haaretz newspaper, in a report excerpted from a forthcoming book by its reporters, said UAE President Mohamed bin Zayed Al Nahyan spoke to Netanyahu a week and a half before the attack and told him that Hamas was planning a major operation.

Israel conducted a wave of airstrikes in south Lebanon, killing 13 people including women and children, the Lebanese health ministry said on Monday, in an intensification of violence after a weeks-long lull.

Israel's military vowed to continue targeting Hezbollah, accusing the Iran-backed militants of repeated violations of a ceasefire in place since June.

Israel’s military said Monday it was committed to the ceasefire but would continue to "remove threats" from Hezbollah, after Lebanese state media reported overnight strikes killed 11 people.

Israel on Monday accused Hezbollah of repeatedly violating a ceasefire agreement in recent days, as Lebanese state media reported 11 killed in overnight Israeli strikes in a southern village.

Israeli airstrikes overnight killed 12 people in a south Lebanon village, including two infants, Lebanese state media said Monday, a day after separate raids left seven dead.

Israel has been intensifying strikes in the southern Nabatieh area after it said Thursday it had seized the strategic Ali al-Taher ridge from Hezbollah, a claim the Iran-backed group has not commented on.

Iran's foreign ministry on Monday warned South Korea against military deployment or involvement in U.S. operations in the Strait of Hormuz, saying such a move would have "serious consequences".

Yemen's Houthis on Monday accused Saudi Arabia of carrying out airstrikes on various areas of Yemen as the rebels push on with an offensive to seize territory bordering the strategic Bab al-Mandeb strait.