U.S. President Donald Trump concluded a positive phone call with Russian President Vladimir Putin concerning Ukraine on December 29, 2025, according to Kirill Dmitriev, CEO of Russia's Direct Investment Fund, who posted on X during the reporting window from 3:45 p.m. to 4:15 p.m. UTC. Dmitriev described the dialogue as vital for peace, using emojis of a dove, Russia, and the United States flags, and quoted that Trump had concluded the call, per his X post at https://x.com/kadmitriev/status/2005669435043188843 reported in the past 29 minutes. TASS reiterated details from President Putin's earlier meeting on the Northern Military District zone, where he directed forces to suppress enemy interference in Kupyansk and noted advances by the Vostok group toward Zaporozhye, with General Valery Gerasimov reporting control of 334 settlements over the year, as shared in the reporting window. A Fighterbomber Telegram post questioned whether Russian officials can keep pace in important moments, noting the internet has not been turned off, according to sources in the past 29 minutes.