BRUSSELS, Nov 23 (Reuters) - Europeans have submitted a modified version of the United States' peace plan for Ukraine that pushes back on proposed limits to Kyiv's armed forces and territorial concessions, according to a document seen by Reuters on Sunday.

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.

As Europe faces renewed tension, the spotlight falls on Russian President Vladimir Putin's persistent warnings about NATO's growing presence. This anxiety is not new—it is shaped by decades of security rivalry,

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

The autonomous underwater vehicles (AUVs) can also be used for mine detection and anti-submarine warfare (ASW), the companies say. Many NATO nations are heavily investing in ASW and the alliance held drills focused on countering submarines in the Baltic Sea this month.

The U.S. NATO envoy supports a German general taking command of all allied forces, a job that has been held by an American officer.

NATO Allied Joint Force Command Norfolk (JFCNF) posted dramatic footage of Norwegian submarine KNM Uthaug torpedoing the decommissioned warship KNM Trondheim during the Aegir 25 exercise on Tuesday, Nov.