The US defends the free world by treaty or not.
NATO encroachment is the dog that won’t hunt.
WWIII? Russia is in Ukraine going on 2 1/2 yrs.
What is he going to takeover next> A few hummus and pita stands.
One wonders . . . if Ukraine develops a Russia friendly government, will it still become a member of NATO?
Free world? Have you read the news recently?