The United States declared war in 1941 with two separate organizations gathering and distributing intelligence for operational planning.
JICAs transmitted information to the Joint Intelligence Agency Reception Center (JIARC) in Washington DC where a Joint Electronic Information Agency (JEIA) utilized coded radio transmissions to reduce dissemination time for important intelligence from 60 days to 16 hours.
Some theatre commanders resisted coordinated efforts, and General Douglas MacArthur's Southwest Pacific Area (SWPA) never formed a joint intelligence operation.
[3] Supreme Headquarters Allied Expeditionary Force JIC (SHAEFJIC) was formed in July 1944 following the Normandy landings.
[1] By that time JICPOA was coordinating production and distribution of psychological warfare propaganda leaflets to encourage surrender of Japanese soldiers in isolated island garrisons.