Since when are diversity and multiculturalism part of our fundamental values? There's certainly an argument to be made that diversity of thought and behavior h

Since when are diversity and multiculturalism part of our fundamental values? There's certainly an argument to be made that diversity of thought and behavior has a net positive effect on society. However, it's become apparent that the dogma of multiculturalism is causing major problems where a certain religion is concerned. We'd be foolish to ignore this fact.