Speaking during an event hosted by the Center for a New American Security, US Deputy Secretary of State Kurt Campbell stated that they have been monitoring Moscow over the last few months to assess if it has regained its strength.

He said invading forces have “almost completely reconstituted,” thanks to the significant surge in its defense spending since the war broke out in February 2022.

https://www.thedefensepost.com/2024/04/04/russia-almost-rebuilt-military/?e