342 AD The first law against same-sex marriage is passed by the Christian Roman emperors Constantine II and Constans. 1260 -- 2013 Same-sex marriage laws are passed in Britain. Getty 2009 - Carol Ann Duffy -- Jon Snow presents an astounding musical news report as Boy George, Will Young and Paul O’Grady send their congratulations * Les Dennis, Shane Richie, Charlie Condou and other soap stars tweet support for gay marriage * Gay priest first to break Church of England ban on same-sex marriages - to wed his partner Previous Articles