What occurred in england during the medieval era?

The English Middle Ages is a historical period that started in the V century and ended in the XVI century. Historically it begins with the departure of the Roman legions from Britain and the invasion of the Anglo-Saxons and ends with Henry VIII and the reform of the Scottish theologian, John Knox

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.