Global standards have improved since the 1800s. Lots of countries condemn things they once practiced. Slavery, genocide, pollution, and colonialism are all thin

Global standards have improved since the 1800s. Lots of countries condemn things they once practiced. Slavery, genocide, pollution, and colonialism are all things that most prominent countries have participated in to some extent but now rightly condemn. This is the basic recipe for progress and it's a good thing.