EU member states agreed to unlock what could amount to an unprecedented 800 billion euros ($867 billion) for defense spending amid mounting signs the U.S. is no longer a reliable ally, and the defense of Ukraine is falling squarely on their shoulders.

But what are these major players thinking ahead of fresh US-Ukraine talks in Saudi Arabia next week? Five BBC correspondents have analysed the week's events. Tom Bateman, State Department correspondent,

But, in their view, they do increase pressure on Ukraine to accept whatever peace deal Trump will ultimately make with Putin. Trump’s manoeuvring poses not only a threat to Ukraine, but the rest of Europe too.

Europe doesn't know how to end Russia's war against Ukraine, stated US President Donald Trump, speaking to reporters. The American leader stated that he believed Europe didn't know how to end the war.

"During all this period, and last week, you stayed with us," the Ukrainian president tells European leaders in Brussels.