 The Dardanelles Commission, including Fisher, interviewed witnesses in 1916 and 1917 and issued its final report in 1919.It concluded that the expedition was poorly planned and executed and that difficulties had been underestimated, problems which were exacerbated by supply shortages and by personality clashes and procrastination at high levels.Some 480,000 Allied troops had been dedicated to the failed campaign, with around half in casualties.