European Parliament was created in 1952.

Members of European Parliament or MEPs

the European union parliament decisions is taken jointly by the European parliament and council

European Parliament

Council of Ministers

European Commission

Broadly, the citizens of the European Union control the European Parliament because their representatives in Parliament are ultimately accountable to them. Specifically, the President of European Parliament controls Parliament. The President is elected by the Parliament itself every 2.5 years and the current President is Martin Schulz.