On the Greek island of Kefalonia – outside Kesselring 's command – the Acqui Division fought the Germans until 22 September . Afterwards , some 5,000 Italian prisoners from the division were massacred . Another massacre outside his command would nonetheless have consequences for Kesselring . Foreign ministers from the United States , the United Kingdom and the Soviet Union were meeting in Moscow when they received the news that 100 Italian officers had been killed in the aftermath of the Battle of Kos . Appalled , they then issued the Moscow Declaration on 31 Octobrer 1943 , which laid out the criteria for the punishment of crimes committed by Germany and its allies
massacred
Massacre of the Acqui Division
Albert Kesselring