This nation concluded a treaty with envoy John Met
This nation concluded a treaty with envoy John Methuen in 1703 that became the basis for its trade with England. The War of the Two Brothers in this nation led to the exile of Prince Michael, and Amnesty International was formed in response to the actions of this nation's dictator Antonio Salazar. This country decolonized Cape Verde and Mozambique in 1975, and its ruling houses included the Aviz and Braganzas. For 10 points, name this Iberian nation, the home of Prince Henry the Navigator.
This nation concluded a treaty with envoy John Methuen in 1703 that became the basis for its trade with England.