In the negotiations in Abu Dhabi, Russia demanded the return of NATO troops to the positions of 1997 and the cessation of the supply of Western weapons to Ukraine.
The New York Times obtained an unofficial document with Moscow's negotiating position. Some of the demands in it repeat the ultimatums set by the Kremlin at the end of 2021.
What else does Russia demand and how its proposals can change the security order in Europe - read the link.