Other countries don't have a tradition of taking in all comers.

Other countries have basic cultural identities. People come from there, they have traditional cultural norms.

The US is a grab bag of numerous nationalities blended into a "melting pot". Cultural assimilation used to be the norm. People anglicized their names. People became English speakers. They stopped being whatever they Were and became Americans. Meaning they became Nothing. America has no native culture unless consumerism is considered a "culture".

America is the land of Exploitation,and mindless consumption.

They're both the same, really.

Abortion. That's what Sigmund Freud called it.

Not Culture.