France will consider extending the protection of its nuclear arsenal to its allies, French President Emmanuel Macron said Wednesday, while warning that Europe needs to be ready for the United States to not “remain by our side” in the Ukraine-Russia war.

European leaders showed a cautiously receptive ear to President Emmanuel Macron's proposal to debate extending the French nuclear umbrella to Europe on Thursday, though some were reluctant to draw a line under years of U.

Facing the prospect that the U.S. might cut them adrift under President Trump, EU leaders held emergency talks to beef up their own security and ensure that Ukraine will be protected. French President Macron floated the idea of using France’s nuclear deterrent to protect Europe from Russian threats.