section_path: Chronology
section_name: Chronology
paragraph_text: Chronology
  
  In 2007, the prime ministers of the three Baltic states confirmed their strategic objective to become part of the continental European network. In September 2018, an official application to expand the synchronous zone was submitted to ENTSO-E. On 27 May 2019, an agreement was signed for the connection of the Baltic states to the Continental Europe synchronous electric power network operation zone.