Portugal - OSCE summit

The OSCE meeting gathered 54 heads of state to discuss significant issues, including Russia's opposition to NATO's eastward expansion. The West is considering offering concessions to Russia, with talks set to revise the Treaty on Conventional Armed Forces in Europe. The OSCE includes all European countries, the US, and Canada. Achieving a better understanding with Russia is crucial, as previous summits have been more talk than action.

What is the significance of the upcoming talks in January regarding the Treaty on Conventional Armed Forces in Europe?

Why is reaching a better understanding with the Russians considered a much-needed achievement?