In Relevant History, solo podcaster Dan Toler examines the trends and ideas that shape our modern world. The second season covers the conflict between nationalism and globalism in the first half of the twentieth century. Major events include the World Wars, the Russian Revolution, the Spanish Civil War, the collapse of the great European empires, and the rise of the United States as the center of global finance.
Here is the main list of documents in my research library, which will be updated at the release of each episode:
Here are the scripts for each episode in season 2. Note that these are only about 90% accurate, since Dan tends to go off-script sometimes: