1. Jean-Jacques Rousseau, On the Social Contract (Christopher Betts, trans., Oxford University Press, 1994): 134, at 135 (Book IV, Ch. I).
2. C- 643/15 and C- 647/15, Slovak Republic and Hungary v. Council of the European Union, September 6, 2017.
3. 3. See, respectively, Will Kymlicka, Multicultural Citizenship: a Liberal Theory of Minority Rights 77, 187-92 (Oxford: Clarendon Press, 2000)
4. 4. Michael Walzer, Spheres of Justice: A Defense of Pluralism and Equality 62 (Basic Books, 1983)
5. 5. David Miller, On Nationality 22-27, 41-45, 68-70 (Oxford: Clarendon Press, 1995).