An Israeli strike flattened a high-rise in Gaza City on Saturday -- the second in as many days -- after the military warned people to move to a "humanitarian zone" ahead of a planned offensive against the urban hub.

Russia fired its biggest-ever aerial barrage at Ukraine early Sunday, killing at least two people and setting the seat of the Ukrainian government in Kyiv ablaze, authorities said.

An AFP reporter saw the roof of Ukraine's cabinet of ministers in flames and smoke billowing over the capital.

Venezuelan leader Nicolas Maduro on Friday called for dialogue with Washington, hours after President Donald Trump threatened to shoot down Venezuelan military jets if they pose a danger to U.S. forces.

The Arab League has said that peaceful coexistence in the Middle East cannot be achieved without a Palestinian state and an end to what it described as Israel's "hostile practices".

The Israeli army told Gaza City residents to flee to a "humanitarian zone" in the south on Saturday ahead of a planned offensive to capture the territory's largest urban center.

The Palestinian health ministry said Israeli forces shot dead a 57-year-old man near a checkpoint in the occupied West Bank on Friday, while the military said it had "eliminated the terrorist".

At its premiere, a powerful new Gaza film at the Venice Film Festival sparked 23 minutes of sustained applause. But the next day hate emails flooded in, the director said Friday.

"The Voice of Hind Rajab" from French-Tunisian director Kaouther Ben Hania is a strong contender for the festival's Golden Lion to be awarded Saturday.

The Arab League has said that peaceful coexistence in the Middle East cannot be achieved without a Palestinian state and an end to what it described as Israel's "hostile practices".

In a resolution submitted by Egypt and Saudi Arabia and adopted on Thursday, the League said that "the failure to reach a just solution to the Palestinian cause and the hostile practices of the occupying power" remain major obstacles to "peaceful coexistence" in the region.

Cabinet on Friday welcomed the Lebanese Army's weapons monopolization plan and decided to keep its details confidential while asking the army to submit monthly reports on its implementation, Information Minister Paul Morcos said after a key session that witnessed a walkout by all five Shiite ministers.

“The army will begin implementing the plan according to its available and limited capabilities,” Morcos added.

A spokesman for the Kremlin said Friday that Western countries "cannot" provide security guarantees for Ukraine, according to remarks reported by Russian state media.

"Can foreign, especially European and American military contingents, provide and guarantee security for Ukraine? Definitely not, they cannot," spokesman Dmitry Peskov told state news agency RIA Novosti.