I agree with you on that nationalism, statism and government is a evil. It was Stefan Molyneux who convinced me about this years ago.

I responded to your question on the flat earth the other day and here are some videos that might can wake you up to this truth:

https://steemit.com/flatearth/@lasseehlers/flat-earth-on-steemit-do-you-remember-how-it-was-to-be-a-child-awakening-to-the-flat-earth