WORLD HISTORY

Detailed explanation-1: -America extended massive financial help for reviving Europe’s economy under what was called the ‘Marshall Plan’. The US also created a new collective security structure under NATO.

Detailed explanation-2: -The Organisation for European Economic Co-operation; (OEEC) came into being on 16 April 1948.

Detailed explanation-3: -Under the Marshall Plan, OEEC was created in 1948, to help West European states. It acted as a platform where the West European states began to cooperate on trade and economic issues. Answer: European Union was established on 7th February 1992 after signing the Treaty of Maastricht.