Which of the following countries was the last to introduce obligatory sex education in schools?

Explanation

Not all European countries have obligatory sex education in school. The following countries do, however: Austria (1970), Belgium (1995), Czech Republic (1970), Denmark (1970), Estonia (1996), Finland (1970), France (1998), Germany (1968), Greece (1995), Hungary (1974), Iceland (1975), Ireland (2003), Latvia (1998), Luxembourg (1973), Netherlands (1993), Norway (1974), Portugal (1999), Slovakia (1996) and Sweden (1955).