The Reform leader is exploiting growing resentment towards migrants and hosting a sold-out event – something unimaginable just a few years ago Dani Garavelli is a freelance journalist and columnist for the Herald Almost 13 years ago, at a press briefing to launch Ukip’s first Scottish byelection campaign, Nigel Farage was run out of Edinburgh by jeering protesters. Back then, Ukip’s support was running at nearly 25% in the English local elections, and less than 1% in Scotland. On Saturday, Farage will venture back across the border to host a sold-out Reform UK campaign event in Falkirk, a town…