New York began as a dutch settlement
It was met with widespread opposition because it was not a war where Americans were endangered in any way. Thousands died because the government feared communism while in reality the youth of America was dying for nothing and this is what bothered the people.
No, developed countries aren't facing the challenge of hight birth rates, instead, they are facing problems like: corruption, bad policies, and lack of infrastructure along with conflict from other countries or within their own.