Arctic policy of the European Union in 1973 and Sweden and Finland in 1995). The European Union's application to become a “permanent observer” in the Arctic Council was blocked in 2009 by Canada in response to the European Union's ban on the importation of seal products. The Arctic is an area of growing strategic importance. The European Union supports the successful Arctic co-operation and in helping to meet the challenges that now confront the region. The European Union is the world's strongest proponent of greater international efforts to fight climate change. It has three (and if the accession of Iceland to the European Union occurs, potentially
Arctic Circle occur, in principle, exactly once per year: at the June and December solstices, respectively. However, because of atmospheric refraction and mirages, and also because the sun appears as a disk and not a point, part of the midnight sun may be seen on the night of the northern summer solstice up to about 50 minutes (′) () south of the Arctic Circle; similarly, on the day of the northern winter solstice, part of the sun may be seen up to about 50′ north of the Arctic Circle. That is true at sea level; those limits increase with elevation above sea