Napoleonic Wars
British army get kicked from the continent by the French in 1795 (Flanders Campaign)
Hide on island
Try to come back in 1799 (Anglo-Russian invasion of Holland) but fails
Decide to open some irrelevant front on the South (Spain) while France is busy fighting in Eastern Europe
Russia defeats France
Britain claim victory
WW2
British army get kicked from the continent by the Germans in 1940 (Battle of France)
Hide on island
Try to come back in 1942 (Dieppe Raid) but fails
Decide to open some irrelevant front on the South (North Africa) while Germany is busy fighting in Eastern Europe
Russia defeats Germany
Britain claim victory
