I am not sure this mindset is specific to Eastern Europe. Or even to non-Americans. I've seen "You think you're better than us?" quoted as the "redneck battle cry" all to often. Must be an underdog thing.
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What he built is a fence. It is a relevant distinction because it comes up weekly in American wall debates. But he got it built and manned. And now he's keeping refugees in camps for months, with nutrition and medical care of questionable value, though at least we have not heard of separated families.
As a side note to all, English is the chosen common medium of MMO-Champion forums.