Nevertheless, this dividing line seems to be blurred in 21st century Glasgow: religious adherence, in general, is falling,[34][2] marriages between Protestants and Catholics have never been higher and the old certainties – the Rangers supporter voting Conservative and the Celtic supporter voting Labour — are no longer in evidence.[33][23] In 2005 both Celtic and Rangers joined a project to tackle bigotry and sectarianism in sport,[35] but there was little change in the behaviour and subsequent prosecution of the fans.