NATO Secretary General Mark Rutte warned Thursday that members of the alliance could be “Russia’s next target,” calling for a rapid rise in defense spending to prevent a war similar to those seen by past generations.

European officials are growing concerned that an emerging US-brokered peace deal in Ukraine could be exploited by Russia, paving the way for a re-invasion of territory in the war-battered nation’s eastern Donbas region.

The European Union may move to freeze Russian assets in Europe as Ukraine continues to fight a bloody war against Russia, Reuters reports. CBS News' Ramy Inocencio reports.

Officials are accusing Russia of smaller-scale assaults. President Vladimir V. Putin sought to turn the tables, saying that if Europe were to start a war, Russia is ready.

NATO Secretary General Mark Rutte gave a stern warning to allied nations that they stand as "Russia's next target."

A top European Union official has warned the United States against interfering in European affairs. European Council President António Costa was reacting Monday to the Trump administration's new national security strategy.

U.S. President Donald Trump's plan for peace in Ukraine includes proposals to restore Russian energy flows to Europe, major U.S. investment in Russian rare earths and energy, and tapping frozen Russian sovereign assets,

Imports dipped after the invasion, and Europe placed sanctions on a number of executives at Russian fertiliser companies. But it soon made clear that the companies themselves, and the commodities they sell,

Russia has tried to make the most of the White House's national security strategy and President Trump's criticism of Europe and Ukraine's leadership of late.