The United States has drafted a 28-point peace plan for ending the war in Ukraine which is being studied by Kyiv, Moscow and interested countries in Europe.

Business Insider observed US, Polish, and Romanian forces learning to use the Merops system, which has been combat-proven in Ukraine.

President Vladimir Putin of Russia said a 28-point plan that President Donald Trump is pressuring Ukraine to accept could “serve as

Trump defended the framework Friday, arguing that if Ukraine didn’t agree to it, “they will lose in a short period of time.” The president also insisted that his Russian counterpart, Vladimir Putin, is “not looking for more war” once the Ukraine conflict is settled.

While the U.S. has taken part in previous iterations of the military exercise, this year's U.S. footprint was smaller as allied nations are pressed by the Trump administration to put more into European defense.

The United States has presented a plan to Ukraine with a list of sweeping concessions Kyiv could make to potentially end the war with Russia, a proposal that appears to echo many of Moscow's maximalist demands.

Members of Congress attending an international security forum said Secretary of State Marco Rubio called them to say the Americans did not instigate the proposal.