Commentary Can Christians celebrate Christmas publicly, in traditional ways—exchanges of official, personal, and business greetings, specially decorated trees, carols, school plays, Nativity scenes, public broadcasts such as the Queen’s Speech in the UK and Commonwealth—without offending unbelievers? The question comes up every year as the scope of acceptable public recognition of Christmas narrows and some activists become more insistent on banning Christianity from the public square. This year the European Union, through its Commissioner for Equality, issued an internal document, since withdrawn, proposing that the ever-more integrated economic and political union of 27 states, all with deep Christian roots, should as far as possible ignore Christmas to avoid offending people who were not Christian. Itxu Díaz notes in National Review that the EU’s Commissioner for Equality, Maltese socialist Helena Dalli, who officially warns against specifically Christian greetings, “has not missed a single occasion in recent years to express her good …