I think this is an example of athiesm being used to justify imperialism in much the same way that Christianity used to
"those people are savages who worship false gods and need to accept Christ"
"those people are savages who worship false gods and need to accept secular humanism"
the poster seems to be an Indian nationalist of some sort
Hello Mr. Sanders, my name is flight 93 Gaddafi, and as an ex Muslim, I'd like to know what you're going to do about people like me fighting Israel.