Ask: Who benefits?
Consider the American delusion:
‘It's very simple. In Soviet Union, we don't believe our propaganda. In America, you actually believe yours!’
How is it done in real life?
The above links are to excerpts, from which you can link to full text.
For Christian perspective - An exhaustive study from DaLimbrawLibrary on how Ephesians 6:12 plays out in real life - https://crushlimbraw.blogspot.com/search?q=Ephesians+6:12&m=0