The Great Depression: Crash Course US History #33

Crash course: 1ª Guerra Mundial

Crash Course: 2ª Guerra Mundial

Charles V and the Holy Roman Empire: Crash Course World History #219

The Sovereign State: Hobbes’ Leviathan

Charlie Rose – An hour with Zbigniew Brzezinski, Brent Scowcroft & Henry Kissinger

Networks – International Relations (#7)