Endeavour Awarded New Exploration Blocks in the U.K. North Sea

        Endeavour Awarded New Exploration Blocks in the U.K. North Sea

  PR Newswire

  HOUSTON, Oct. 26, 2012

HOUSTON, Oct. 26, 2012 /PRNewswire/ -- Endeavour International Corporation
(NYSE: END) (LSE: ENDV) today announced that the company has been awarded 7
new licenses, covering ten exploration blocks in the U.K. North Sea.

The blocks, awarded in the 27th Licensing Round conducted by the Department of
Energy and Climate Change (DECC), are located around Endeavour's core
operating areas. Endeavour will be the operator of these blocks.

"We are very pleased to be awarded these additional licenses by the DECC,"
said William L. Transier, chairman, chief executive officer and president.
"These high quality exploration licenses complement our existing portfolio of
assets and create additional growth opportunities for the company going
forward."

Endeavour International Corporation is an international oil and gas
exploration and production company focused on the acquisition, exploration and
development of energy reserves in the North Sea and United States. For more
information, visit www.endeavourcorp.com .

Website: http://www.endeavourcorp.com
Contact: Endeavour - Investor Relations, Darcey Matthews, +1-713-307-8711;
Pelham - Public Relations - UK Media, Philip Dennis, +44 (0)207 861 3919, or
Henry Lerwill, +44 (0)207 861 3169