U.S. Ambassador to NATO Matt Whitaker joins 'Squawk Box' to discuss key takeaways from the Trump-Putin Alaska summit on Friday, what to expect from Trump's meeting with Ukrainian president Zelenskyy and European leaders today,

Trump: “President Zelensky can end the war with Russia almost immediately, if he wants to, or he can continue to fight."

Ukrainian President Zelenskyy and several European leaders visited the White House on Monday for a crucial meeting with US President Trump. This meeting follows Trump’s recent talks with Russian President Putin at the Alaska summit.

In a strongly worded post on Truth Social, Trump wrote, “President Zelenskyy of Ukraine can end the war with Russia almost immediately, if he wants to, or he can continue to fight. Remember how it started. No getting back Obama given Crimea (12 years ago, without a shot being fired!), and NO GOING INTO NATO BY UKRAINE. Some things never change!!!”

Ukraine’s Volodymyr Zelensky and European leaders including Sir Keir Starmer will meet Donald Trump in Washington on Monday to map out a peace deal amid fears the US president could try to pressure Kyiv into accepting a settlement favourable to Russia.

Ukraine’s future could hinge on a hastily assembled meeting at the White House as Ukrainian President Volodymyr Zelenskyy brings an extraordinary cadre of European leaders with him to show U.S. President Donald Trump a united front against Russia.

US President Donald Trump will meet with Ukrainian President Volodymyr Zelensky and European leaders at the White House to discuss the war in Ukraine. Follow for live news updates.

Turkey's development of naval drones highlight how it is independently producing and innovating a layered defense system.

Russia’s illegal seizure of the Crimean Peninsula from Ukraine in March 2014 was quick and bloodless, and it sent Moscow’s relations with the West into a downward spiral unseen since the Cold War.

The discussion focuses on the strained relationship between the United States and Russia, noting ties are at their lowest point since the Cold War. A key point raised is the fundamental threat to Russian security,