What are the regional ramifications of Serbia's gas agreement with Russia?

 The three-year agreement announced by Serbian President Vučić with Russia’s Gazprom is a sharp contrast to other EU and candidate countries that have joined the sanctions against Putin for his war in Ukraine. The Atlantic Council Europe Center’s Nonresident Senior Fellow Ilva Tare interviews the Global Energy Center’s Olga Khakova on the ramifications of this agreement to Serbia, the region, and beyond.

 What are the implications of this decision for Europe and the Balkans? What does Vucic’s gas deal with Putin signify for Serbia's relationship with Russia? Is the EU's oil-import ban enough to affect Putin's revenues which he uses to fund his war in Ukraine?