Kokoda Track campaign
During the Second World War, Herring commanded the 6th Division Artillery in the Western Desert campaign and the Battle of Greece. In 1942, as a corps commander, he commanded the land forces in the Kokoda Track campaign. The following year, he directed operations in the Salamaua-Lae campaign and Finisterre Range campaign. Herring left his corps to become the longest-serving Chief Justice and Lieutenant Governor of Victoria, serving for three decades. In the latter capacity, he was patron of many charitable organisations.