Former Trump adviser Fiona Hill's congressional testimony resurfaced after the U.S. attack on Venezuela. Hill claimed Moscow sent signals proposing a "very strange swap arrangement between Venezuela and Ukraine" based on the Monroe Doctrine.

A fire broke out at the Stary Oskol oil depot in Russia's Belgorod Oblast after it was hit by Ukrainian drones, Governor Vyacheslov Gladkov said. "As a result of the detonation, several tanks caught fire on the site," he claimed.

Speaking to reporters aboard Air Force One on Jan. 4, Trump said: "We need Greenland from the standpoint of national security."

The Energia factory in Lipetsk Oblast produces components for Russian missiles and drones, including batteries for the Iskander ballistic missile system and cruise missiles.

Kyiv is ready for "both options," Zelensky said: the diplomatic track, or ongoing active defense against Russia. "Ukraine will never surrender," he said.

Deineko has been appointed as an adviser to Interior Minister Ihor Klymenko. A permanent replacement to lead the State Border Guard Service will be named shortly, Zelensky said.

Interior Minister Ihor Klymenko will soon give the president a list of possible candidates to replace Serhii Deineko as head of Ukraine's State Border Guard Service.

HUR has published video footage of Kapustin's staged "death," which the agency used to collect a $500,000 bounty. The video shows a drone strike on a minibus shortly after Kapustin is seen entering the vehicle.

Early in the morning on Dec. 31, the Finnish telecommunications service provider Elisa reported that an undersea cable linking Finland and Estonia had been damaged. The cargo ship Fitburg, sailing from Russia, may have been responsible.

The four independent members of the new board have been unanimously approved, Prime Minister Yuliia Svyrydenko said. Three additional state representatives will be selected for the board in the beginning of January 2026.

Targets included Russia's Tuapse Oil Refinery, the Tamanneftegaz oil terminal, a Rosreserv oil base, a temporary military base for river boats, and ammunition depots in occupied Ukraine, the General Staff said.

Ukraine's Foreign Ministry spokesperson Heorhii Tykhyi, speaking to Reuters, called the footage "laughable."

The refinery was attacked multiple times in the night, residents claimed. An electrical substation in Syzran was also hit, causing blackouts in the city.

Myrnohrad in Donetsk Oblast and Huliaipole in Zaporizhzhia Oblast are not under Russian control, Ukraine's General Staff said, dismissing the Kremlin's claims as "the weapon of disinformation."

Drone debris hit a pipeline at a terminal in Volna, a village in the region's Temryuk district, the Krasnodar Krai Emergency Headquarters said. A fire broke out as a result of the attack.