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
- Aerial reconnaissance in World War II (wikipedia)
- https://warhistory.org/@msw/article/the-origins-of-aerial-reconnaissance-ii (corroboration)
- https://apps.dtic.mil/sti/tr/pdf/ADA460023.pdf (corroboration)
- https://data.isiscb.org/isis/citation/CBB900618766/ (corroboration)
- https://arxiv.org/pdf/2201.02590 (corroboration)