Millen and Watt brought a successful resolution to the seamen 's strike .
During Hughes 's absence in Europe in mid-1919 , the acting Prime Minister was the Treasurer , William Watt ; Millen served as acting Prime Minister when Watt fell ill during July .
Millen and Watt brought a successful resolution to the seamen 's strike .
During Hughes 's absence in Europe in mid-1919 , the acting Prime Minister was the Treasurer , William Watt ; Millen served as acting Prime Minister when Watt fell ill during July .