https://www.youtube-nocookie.com/embed/QuXZJibu4zk
Further reading:
Breaking Away: The Case for Secession, Radical Decentralization, and Smaller Polities by Ryan McMaken
Secession, State, and Liberty edited by David Gordon
On Centralization and Secession by Hans-Hermann Hoppe (Chapter 5 in Democracy: The God That Failed; for an online pdf see here)
The Nationalities Question by Murray N. Rothbard (pp. 225–235 in The Irrepressible Rothbard)
Escape from Rome: The Failure of Empire and the Road to Prosperity by Walter Scheidel
The European Miracle by Ralph Raico
Conceived in Liberty: The Medieval Communes of Europe by Guglielmo Piombini
The Myth of National Defense: Essays on the Theory and History of Security Production edited by Hans-Hermann Hoppe
The Power of Nations: Measuring What Matters by Michael Beckley
No, the Chinese Won’t Invade America If Secessionists Succeed by Ryan McMaken
Why No State Needs Thousands of Nuclear Warheads by Ryan McMaken