 In August 1938 the United States Maritime Commission reorganised the company as American President Lines, which then ran the former Dollar Lines fleet until the Second World War.In March 1939 "President Coolidge" was the last ship to sight the custom-built Chinese junk "Sea Dragon", built and sailed by American explorer Richard Halliburton, before she disappeared in a typhoon some west of the Midway Islands.As relations between Japan and Britain deteriorated in 1940, "President Coolidge" helped to evacuate US citizens from Hong Kong.