Operation Sealion
Part of the European War of 1940

Original German plans before the Meeting at Hendaye.
Date10 September – 1 December 1940
(2 months and 3 weeks)
Location
British Islands
Result

Decisive Axis victory

Territorial
changes
Germany temporally occupies the British Islands.
Belligerents
 United Kingdom
 Ireland
Canada Canada
 Germany
 Italy
Spain
 Portugal
Commanders and leaders
United Kingdom Hugh Dowding
United Kingdom Keith Park
United Kingdom T. Leigh-Mallory
United Kingdom Quintin Brand
United Kingdom Richard Saul
Canada L. Samuel Breadner
Nazi Germany Hermann Göring
Nazi Germany Albert Kesselring
Nazi Germany Hugo Sperrle
Nazi Germany Hans-Jürgen Stumpff
Kingdom of Italy R. C. Fougier
Strength
1,963 serviceable aircraft 2,550 serviceable aircraft.
Casualties and losses
544 aircrew (RAF Fighter Command), 718 (RAF Bomber Command), 280 (RAF Coastal Command) killed
422 aircrew wounded
1,744 aircraft destroyed
2,585 aircrew killed and missing, 925 captured, 735 wounded
1,977 aircraft destroyed, 1,634 in combat and 343 non-combat
Around 90,000 civilian casualties, 40,000 of them fatal.