Great webinars and slides that give overviews of International Relations topics. Refine your search terms for research too: learn about key developments in IR ranging from League of Nations to Breton Woods. See a great comparison of IR theory from neoliberalism to mercantilism.
IR books are located in the Subclass JZ. Even if you are researching remotely, these call numbers can help you refine search terms.
JZ1464-2060 Diplomatic service
JZ4841-4848 International organizations/assoc.
JZ5511.2-6300 United Nations
JZ5514-5526 Promotion of peace
JZ6010-6060 International security. Disarmament.
JZ6530 Humanitarian aspects of war