The extreme sides actually join together around the back. Just the reasoning that tends to get a bit muddy - for race/country/flag/god/people. I think the line

The extreme sides actually join together around the back. Just the reasoning that tends to get a bit muddy - for race/country/flag/god/people. I think the line tends to be when somebody starts mentioning 'the enemy' - and points to some formerly-considered-random guy nearby.