All your basic assumptions are FALSE ... bad start of any discussion. Much easier for you to reference clear quotes from either UK Liz Truss or Annalena Baerbock seeking meaningful dialogue in final 60 days before outbreak of hostilities.

Decision on war or a diplomatic solution was taken in Biden's war council [NSC] with advice fro the Pentagon. The rest, 2x Brussels, NATO members and EU Council, followed the war rhetoric of Joe and Jens .... Boris was just a nasty agent provocateur for war between NATO and Russia.

Naturally the Minsk agreements were torpedoed by Lviv Kyiv as per instructions from the White House. The U.S. were not participant in Minsk. Their vision on Minsk was quite aggressive equal to building Nord Stream

'Sapere aude'