Libya is facing "political impasse" and "hazardous military developments," the U.N. envoy to the North African country Martin Kobler warned on Tuesday, highlighting the impact of violence on civilians.

Jordanian authorities vowed Tuesday to crack down on incitement to violence on social media, two days after the murder of a writer over which the government has faced public anger.

Doctors Without Borders (MSF) said Tuesday it has probed a deadly air strike by the Saudi-led coalition on a Yemen hospital and found that the attack was "unjustified and unprovoked."

MSF called for "urgent changes in the rules of engagement of the Saudi-led coalition... to ensure the safety of medical personnel, patients, assets and infrastructure".

Israeli ex-president and Nobel Peace Prize winner Shimon Peres was "fighting for his life" on Tuesday after suffering a stroke earlier this month, a source close to him said.

Morocco is adopting Amazigh spoken by its Berber community as an official language alongside Arabic, rounding off a reform program launched by King Mohammed VI in 2011.

A wedding in Yemen ended in tragedy when the "mentally disturbed" father of the bride hurled two grenades, killing eight women, four children and himself, an official and relative said Tuesday.

Israeli Prime Minister Benjamin Netanyahu said Tuesday he believed either Hillary Clinton or Donald Trump would maintain strong support for Israel if elected, steering clear of U.S. politics after meeting both candidates.

Convinced that negotiations with Washington are now futile, Russia has decided to throw its military might behind the Syrian regime's drive to recapture Aleppo, analysts say.

Syria's army took control of a rebel-held district in central Aleppo on Tuesday, after days of heavy air strikes that have killed dozens and sparked allegations of war crimes.

In the first advance since announcing plans last week to retake all of the divided city, pro-government troops seized the Farafira district northwest of Aleppo's historic citadel, a military source told AFP.

NATO head Jens Stoltenberg said Tuesday the "morally totally unacceptable" bombardment of the Syrian city of Aleppo broke international law, and urged Russia to take genuine steps to restore a ceasefire.