Columbia subject headings:
Harvard subject headings:
Baltic Sea Region--Relations--Russia (Federation)
Baltic States--Strategic aspects.
Geopolitics--Russia (Federation)
National security--Baltic Sea Region.
National security--Russia (Federation)
Russia (Federation)--Relations--Baltic Sea Region.
Princeton subject headings:
Baltic States--Relations--Russia (Federation).
Baltic States--Strategic aspects.
National security--Baltic States.
Russia (Federation)--Military policy.
Russia (Federation)--Relations--Baltic States.