Complex sentence: In March 1976, the Federation of Liberal and Democrat Parties in Europe was established, which gradually evolved into the European Liberal Democrat and Reform Party (ELDR) with a matching group in the European Parliament, the European Liberal Democrat and Reform Party Group.
Split into simpler sentences: In March 1976, the Federation of Liberal and Democrat Parties in Europe was established. The federation gradually evolved into the European Liberal Democrat and Reform Party (ELDR) with a matching group in the European Parliament, the European Liberal Democrat and Reform Party Group.