Austria–Turkey relations

Relations exist and have existed between Austria and Turkey and their predecessor states, the Habsburg monarchy and Ottoman Empire respectively. The countries (in their predecessor forms) fought as allies during the First World War. The countries have since had normal relations, however Austrian opposition to the Accession of Turkey to the European Union has become a point of tension. Both countries are members of the Council of Europe. Austria opposes Turkey's European Union membership. Turkey is a member of NATO. Austria instead is not a member of NATO.