January 1 - Deadline by which goods in all member states of the European Union must be sold in metric units (this has already been completed everywhere, except in the United Kingdom). Road signs in the UK are unaffected (road signs in all other member states are already in metric units).
^European nationalist parties form alliance, Taiwan News (source: Associated Press), 2009-10-24, archived from the original on 4 March 2016, retrieved 13 November 2009, Hungary's Jobbik, France's National Front, Italy's Three-Color Flame, Sweden's National Democrats and Belgium's National Front formed the Alliance of European National Movements on Saturday and say they expect parties from Britain, Austria, Spain and Portugal to join them soon.