蘭印作戦
The 19th Bombardment Group flew missions from Singosari Field, attacking enemy aircraft, ground installations, warships and transports during the later stages of the Battle of the Philippines and the Dutch East Indies campaign between January–March 1942. The group earned a total of four United States Presidential Distinguished Unit Citations for actions in the Philippine Islands and Dutch East Indies. The air echelon of 14th Bombardment Squadron ceased operating from Singosari, Java on March 1, 1942, and began moving to Melbourne, Australia. Arriving at Essendon Aerodrome, Melbourne on March 4, 1942, the air echelon of 14th Bombardment Squadron began operating from Essendon, Australia.