In June 2016, he tweeted that the Orlando nightclub shooting was the fault of LGBT people. Following the murder of Jo Cox in 2016 by a far-right activist, Buckby stood as the Liberty GB candidate in the 2016 Batley and Spen by-election to fill Cox's seat, appearing on the ballot as "No to terrorism, yes to Britain". Large parties, including the Conservative Party and the Liberal Democrats didn't stand candidates due to the circumstances of the by-election. He came sixth, with 1.1% of the vote.