#BBCtrending: The rise of Britain First online
A far right political group in the UK has half a million followers on Facebook, despite having no democratically elected representatives.
Britain First was set up in 2011 by former members of the British National Party.
In the UK, groups like Britain First and the BNP have failed at the ballot box, but could their social media success lead to real support?
Anne-Marie Tomchak reports.
Video journalist: Greg Brosnan