Columbia subject headings:
Disaster relief--Congresses.
Human rights--Congresses.
International relations--Congresses.
Refugees--Congresses.
Responsibility to protect (International law)--Congresses.
World politics--Congresses.
Harvard subject headings:
History, Modern
Humanitarianism.
International relations
Responsibility to protect (International law)
World politics
Princeton subject headings:
History, Modern.
Humanitarianism.
International relations.
World politics.