Four volunteer fighters from Germany, France, Australia and the Netherlands have been killed in the war in Ukraine, the authorities announced in Kiev on Saturday. The International Legion of Territorial Defence of Ukraine, a foreign military unit of the Ukrainian army, thanked the “fallen brothers in arms” for their service. The Foreign Office in Berlin said that the embassy in Kiev was trying to clarify the situation and was “in contact with the Ukrainian authorities who disseminated the news.” Ukrainian President Volodymyr Zelensky had called on volunteers from all over the world to join the…