dusk set over the southeastern Polish city of Przemysl on Thursday, mourners gathered to hold a vigil for the Polish aid worker who was killed by the Israeli army in Gaza this week.

President Joe Biden threatened on Thursday to condition support for Israel's offensive in Gaza on it taking concrete steps to protect aid workers and civilians, seeking for the first time to leverage U.S. aid to influence Israeli military behavior.

Turkey's pro-Kurdish DEM Party called on Tuesday for authorities to reverse a block on one of its mayors taking office after local elections, and said it was challenging other results over what it called "illegal voters" that prevented it winning.

Ukrainian drone struck Russia's third largest oil refinery on Tuesday about 1,300 km (800 miles) from the front lines, hitting a unit that processes about 155,000 barrels of crude per day though an industry source said the damage was not significant.

One child was killed and two seriously wounded in a shooting at a school outside the Finnish capital on Tuesday, police said, with a 12-year-old fellow pupil suspected of the attack taken into custody.

Iran said on Tuesday it would take revenge on Israel for an airstrike that killed two of its generals and five other military advisers at the Iranian embassy compound in Damascus, heightening the risk of further escalation in conflict in the Middle East.

Prime Minister Benjamin Netanyahu said on Tuesday an Israeli airstrike that killed seven people working for celebrity chef Jose Andres' World Central Kitchen charity in Gaza was unintended and "tragic", and the military pledged an independent inquiry.

Thousands of Israelis took to the streets in Jerusalem on Monday, continuing a three-day protest against the government of Prime Minister Benjamin Netanyahu and demanding new elections.

Sunday's vote marked Erdogan and his AK Party's (AKP) worst defeat in more than 20 years in power, revitalising the opposition party and strengthening Istanbul Mayor Ekrem Imamoglu's standing as the president's main rival.

Panic set in around downtown Port-au-Prince on Monday as wild shooting filled the streets of Haiti's capital, with heavy gunfire approaching the national palace.