Kidou Senshi Gundam Senki: Lost War Chronicles

From Tokyopop: One-year war between the Federation of Earth and the ZEON principality began, and the newest mobile costumes are tested for the battle! Captain Matt Hili leads its team to a dangerous territory as a leader of the experimental division of special forces. Ken Bedjnstadt Lieutenant of a foreign legion, working in alliance with Zeon. These two heroes are trying to keep everyone alive ... to tomorrow day! There are 2 publications of this manga, the 2003 edition (just like the Tokyopop version) and the "complete" edition of 2005 with 2 additional chapters: prequel and the conclusion of history.