主题词：Linguistic, Cultural, and Literary Studies; Legal and Regulatory Analysis; Military Technology and Strategies; Soviet and Russian History; Historical Geopolitical and Social Dynamics; Regional Socio-Economic Development Trends; Central European and Russian historical studies; Eastern European Communism and Reforms; Ancient and Medieval Archaeology Studies; Byzantine Studies and History; Security, Politics, and Digital Transformation; Historical and Cultural Studies of Poland; Polish Historical and Cultural Studies; Linguistics and language evolution; Eurasian Exchange Networks; Historical and Archaeological Studies; Historical Influence and Diplomacy; Sociopolitical Dynamics in Russia; Classical Antiquity Studies; Russia and Soviet political economy; European Cultural and National Identity; Archaeology and ancient environmental studies; Social and Behavioral Studies; Arctic and Russian Policy Studies; European Political History Analysis