Endeavour Announces Successful Completion of Private Placement

HOUSTON, February 5 - Endeavour International Corporation (NYSE-Amex: END) (LSE: ENDV)
announced today that it entered into and closed a definitive agreement for
the private placement of approximately 23.5 million newly-issued shares of
common stock at a purchase price of US$0.90 per share, for net proceeds of
approximately US$20.5 million. The net proceeds from this transaction will be
used to partially fund Endeavour's 2010 capital budget.

The shares offered in the private placement have not been registered
under the Securities Act of 1933 or any state securities laws, and unless so
registered, the shares may not be offered or sold in the United States except
pursuant to an exemption from, or in a transaction not subject to, the
registration requirements of the Securities Act of 1933 and applicable state
securities laws.

This press release is being issued pursuant to Rule 135c under the
Securities Act of 1933 and is neither an offer to sell nor a solicitation of
an offer to buy the shares or any other securities and shall not constitute
an offer to buy, or a sale of, the shares or any other securities in any
jurisdiction in which such offer, solicitation or sale is unlawful.

Certain statements in this news release should be regarded as
"forward-looking" statements within the meaning of the securities laws. These
statements speak only as of the date made and are subject to assumptions and
estimates that Endeavour's management believes are reasonable based on
currently available information. Actual results or events may vary
materially. Any number of factors could cause actual results to differ
materially from those in the forward-looking statements, including, but not
limited to, the discovery, estimation, development and replacement of oil and
gas reserves; timing and amount of future production of oil and gas; the
volatility of oil and gas prices; our future operating or financial results;
and the availability and terms of capital. Further information on risks and
uncertainties is available in Endeavour's filings with the SEC, which are
incorporated herein by reference.

Investor Relations, Mike Kirksey of Endeavour, +44 (0) 207-451-2364, or +1-713-307-8788; or Jeffrey Auld of Canaccord Adams - UK Broker, + 44 (0) 207 050 6500; or UK Media, Philip Dennis, +44 (0) 207-743-6363, or Henry Lerwill, +44 (0) 203-178-6242, both of Pelham Public Relations