The U.K.'s current parliamentary session is now the longest session by sitting days since the English Civil War in the mid-17th century as British lawmakers continue lengthy negotiations over the U.K.'s departure from the European Union.

The current session has spanned over three calendar years, beginning on June 13, 2017, and has run for 298 sitting days as of Friday, the House of Common Library said. The session became the longest one since the war – which lasted from 1642 to 1651 – last Tuesday, when it eclipsed the 2010-2012 session.

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