The rainbow flag, representing LGBTQ pride, is flying in many spots in Denmark’s capital during this week’s Copenhagen Pride. But an increased prevalence of rainbow families—families with two mothers or two fathers—is evidence of longer-term progress towards equality, campaigners say.The number of same sex parents in Danish households has more than doubled since 2009, reaching a total of 1,465 this year, according to official bureau Statistics Denmark (DST). “It’s pleasing to see more rainbow families and reflects the fact that more is being done to accommodate them,” said Susanne Branner Jespersen, general secretary with LGBT Denmark. Jespersen said that a...