Biao came to Denmark in 1993, but could not live in Denmark with his Ghanaian wife and four children, because the rules for family reunification were tightened in 2002. Niels-Erik Hansen says “We now know that the rules that were made in 2002 are in violation of human rights,” to Elisabeth Astrup in Politiken (Danish article). Moreover, read the decision on HUDOC’s website, the press release, or find out more about the case, including citations, on Wikipedia (Danish).