How Did Submarine Warfare Change During World War 1? - Out of the Trenches: Directed by Toni Steller. With Indy Neidell.
Why did the Baghdad Pact fail? Why did the Sicilian Expedition fail? Why did Germany decide to resume unrestricted submarine warfare in January of 1917? Why was Poland so important in the Yalta Conference? Why did the Soviet Union invade Afghanistan?