European Union leaders on Thursday committed to working together to bolster the continent's defenses and to free up hundreds of billions of euros for security after U.S. President Donald Trump’s repeated warnings that he would cut them adrift to face the threat of Russia alone.

European Union leaders are holding emergency summit talks to beef up their own military defenses and make sure Ukraine will still be properly protected.

European Union leaders arriving in Brussels Thursday urged a revolutionary change to rebuild military infrastructure after decades of neglect and create a brand new security architecture in order to counter Russia.