Geopolítica - Geopolitics Serbia and Russia. A Hydrocarbon-Based Entente in an Example of Geoeconomic Warfare with Variables that Urgently Need to be Contemplated in the Balkans. Daniel Martín Menjón jun. 11, 2022 - 11 min read This post is for subscribers only Subscribe now and have access to all our stories, enjoy exclusive content and stay up to date with constant updates. Subscribe now Already a member? Sign in