The International Court of Justice (ICJ), also known as the World Court, said on Monday that Judge Yuji Iwasawa had been elected as its new president to complete former president Nawaf Salam's term that ends on February 5, 2027.
Salam resigned in January to become Lebanon's prime minister.
Iwasawa, who is Japanese, has been a member of the World Court since 2018 and before that was a professor of international law at the University of Tokyo and chairperson of the United Nations Human Rights Committee.
The ICJ, the UN's highest court and based in The Hague, was established in 1945 to resolve disputes between states.
It recently gained global attention in the ongoing case surrounding genocide accusations against Israel - which it has denied - in the Gaza war.
In July, the ICJ ruled that Israel's occupation since the 1967 Middle East war of Palestinian territories and its settlements in the West Bank and East Jerusalem were illegal and that it must withdraw as soon as possible.
US President Donald Trump said on Saturday he had been told about the concept of a deal with Iran, but was waiting for the exact wording, while warning there was still the possibility of restarting strikes on the country if Tehran misbehaves.
The Israeli military issued an urgent warning on Sunday to residents of 11 towns and villages in southern Lebanon, urging them to evacuate their homes and move at least 1,000 metres (3,300 feet) away to open areas.
Ukrainian drones attacked Russia's Baltic Sea port of Primorsk on Sunday, temporarily setting it on fire, local governor Alexander Drozdenko said on the Telegram messaging app, as Kyiv launched a wave of strikes on targets across the country.
Heavy rains that hit northeastern Brazil over the last 48 hours have killed at least six people and displaced thousands in the states of Pernambuco and Paraiba, the federal government said in a statement on Saturday.
Austrian police have arrested a 39-year-old suspect on Saturday in connection with a case in which rat poison was placed in jars of baby food in what their German manufacturer called an attempt to extort it.