主题词：Eastern European Communism and Reforms; Polish Historical and Cultural Studies; Military, Security, and Education Studies; Military Technology and Strategies; Soviet and Russian History; European Politics and Security; Legal and Regulatory Analysis; Linguistic, Cultural, and Literary Studies; Diverse Scientific Research in Ukraine; Historical and Cultural Studies of Poland; Economic Issues in Ukraine; Central European and Russian historical studies; European and Russian Geopolitical Military Strategies; Regional Socio-Economic Development Trends; Security, Politics, and Digital Transformation; Historical Geopolitical and Social Dynamics; Sociopolitical Dynamics in Russia; Ukrainian Cultural and Linguistic Studies; Ancient and Medieval Archaeology Studies; Polish-Jewish Holocaust Memory Studies; Historical and Archaeological Studies; International Science and Diplomacy; Medieval European History and Architecture; Byzantine Studies and History; European Cultural and National Identity