The closed-door talks at the Ritz-Carlton Hotel in Riyadh follow U.S. consultations with a Ukrainian delegation on stabilizing the front lines and implementing a proposed 30-day armistice.
The number of troops that would help enforce a peace in Ukraine is vague. Officials have cited figures of between 10,000 and 30,000 troops as part of what's been termed a "reassurance force."
Ukrainian President Volodymyr Zelenskyy spoke for about an hour with President Trump on Wednesday, following Trump's call on Tuesday with Russian President Vladimir Putin.
Ukraine's president said he hopes the U.S. applies "maximum additional sanctions" on Russia if it refuses to accept a 30-day ceasefire, describing the Russian leader's "bravado" as a stalling tactic.
As U.S. envoy Steve Witkoff enters talks in Moscow on a Trump administration proposal for a 30-day ceasefire with Ukraine, an adviser to the Russian president rejected the idea.
Diplomatic teams from Ukraine and the United States are holding talks in Jeddah, Saudi Arabia, on Tuesday in steps toward ending a full-scale war started by Russia in 2022.
China's top foreign policy official addressed the escalating trade war with the U.S. and promoted China as an "anchor" on the global stage as America retreats from international involvement.
European Commission President Ursula von der Leyen proposed an $840 billion plan to build up the bloc's defense, as President Trump pauses military aid to Ukraine.
British Prime Minister Keir Starmer pledged more military aid, as well as the possibility of weapons and boots on the ground, to secure peace in Ukraine.
Leaders from across Europe came quickly to the defense of Ukrainian President Volodymyr Zelenskyy, after his televised clash with President Trump and Vice President Vance.
A meeting between President Trump and Ukrainian President Volodymyr Zelenskyy grew contentious, with Trump telling Zelenskyy, "You're not acting at all thankful" for U.S. support.
The meeting comes about a week after Trump called Zelenskyy a dictator and repeated Kremlin talking points, including suggesting that Ukraine started the war with Russia.
Lawmakers sought to dispel Kremlin talking points echoed by the president that Ukraine was responsible for the war with Russia. But they said Trump should be given room to negotiate.
The talks build on last week's phone call between President Trump and Russian leader Vladimir Putin during which the two leaders agreed to work together toward a negotiated end to the war.