Sen. Rand Paul (R-Ky.) pushed Secretary of State Antony Blinken on Tuesday over the risks of expanding the NATO military alliance, saying that Russia has in recent decades invaded countries that “were part of Russia.” At a hearing, Secretary of State Antony Blinken argued that Russia hasn’t attacked NATO countries “probably for a good reason” given their collective strength against Russia. Paul then responded, “You could also argue the countries they’ve attacked were part of Russia.” Blinken argued that it is the “fundamental right” of those countries, including Georgia and Ukraine, to decide their own future and independence. Paul said,...