The presence of several European leaders at the talks in Washington shows how central the conflict — and any settlement — is to wider security questions on the continent.

Ukrainian President Volodymyr Zelenskyy gushed with gratitude toward President Donald Trump during an Oval Office meeting.

Ukrainian President Zelenskyy and other European leaders are pressing for security guarantees for Ukraine in their peace talks with President Trump. NBC News’ Gabe Gutierrez reports more from the White House.

In a reversal only few hours after meeting Russian President Vladimir Putin, Trump said an overall peace agreement, and not a ceasefire, was the best way to end the war. That statement echoed Putin’s view that Russia is not interested in a temporary truce, and instead is seeking a long-term settlement that takes Moscow’s interests into account.

U.S. President Donald Trump and Ukrainian President Volodymyr Zelenskyy's meeting in the Oval Office was notably different from their last encounter in February

Zelenskyy's outfit instead appeared to show an attempt to strike a middle ground between independence and receptivity to Trump.

Trump meets with Ukraine’s Zelenskyy and other European leaders at the White House. Hurricane Erin forecast to bring life-threatening surf and rip currents to East Coast. And promising medication for children with an ultra-rare and often fatal disease faces a major FDA setback.

Wesley Clark, U.S. Army General (Ret.) and former NATO supreme allied commander, joins 'Squawk Box' to discuss the push to resolve the Russia-Ukraine war, what's next after President Trump's meeting with Russian President Vladimir Putin and Ukrainian President Zelenskyy,