History20th century (1939-1945)globalhigh confidence

New electronic forms of reconnaissance emerged as a sub-type of aerial reconnaissance during World War II.

Notes on verification

Multiple independent sources, including a USAF-published history and academic papers, corroborate the emergence of electronic reconnaissance (ELINT/Ferret missions) as a distinct sub-type of aerial reconnaissance during WWII. [tier=gold indep_score=0.925 clusters=4 claim_tier=notable]

Sources