European nations meet in Paris today to discuss security.
• Macron to host leaders from key European countries on Monday.
• Concerns over U.S. efforts to end Ukraine war.
• U.S. President Trump’s call on Russia’s invasion blindsided Ukraine and European backers.
• U.S. administration warns NATO allies of Europe’s shift to China.
• Meeting to include Britain, Germany, Poland, Italy, Denmark, NATO chief Marc Rutte, and EU chief Ursula von der Leyen.