'Lemonade' was a British unrealised contingency plan to send military forces to Portugal for the defence of airfields and of the ports of Lisbon and Oporto in the event that Germany invaded the country (1941/42).
Basic overview
Start date: 30 November 1940 End date: 30 November 1941
Scope: Medium
Nature: Politico-military, Reinforcement/build-up
Status: Planned