Columbia subject headings:
Europe--Military relations--Russia (Federation)
North Atlantic Treaty Organization--Membership.
Russia (Federation)--Military relations--Europe.
Russia (Federation)--Military relations--United States.
United States--Military relations--Russia (Federation)
Harvard subject headings:
Europe, Eastern--Foreign relations--United States.
North Atlantic Treaty Organization--Membership.
United States--Foreign relations--Europe, Eastern.
United States--Military policy.
Princeton subject headings:
Europe--Military relations--Russia (Federation).
North Atlantic Treaty Organization--Membership.
Russia (Federation)--Military relations--Europe.
Russia (Federation)--Military relations--United States.
United States--Military relations--Russia (Federation).