From Halopedia, the Halo wiki
2009 was a busy year, with the release of Halo Wars, Halo 3: ODST, and much more.
- February 26: Halo Wars is released in Japan and Australia.
- February 27: Halo Wars is released in the PAL Region.
- March 3:
- Halo Wars was released in North America.
- Halo Wars: Official Strategy Guide was released.
- April 9: The first Mythic Map Pack is released.
- April 15: Issue 4 of the Halo: Uprising comic book series was released.
- May 19: The Strategic Options Pack for Halo Wars was released, including the game modes Reinforcements, Tug of War and Keep Away.
- July 21: Historic Battles, the first map pack for Halo Wars, is released.
- July 22: Issue 1 of the Halo: Helljumper series of comics is released.
- July 24: The Announcement Trailer for Halo Legends is released.
- August 26: Issue 2 of Halo: Helljumper is released.
- September 7: The Life was released.
- September 22:
- September 23: Issue 3 of Halo: Helljumper was released.
- November 5: Halo Waypoint is released.
- November 7: The Babysitter short film shown on Halo Waypoint.
- November 21: The Duel short film is shown on Halo Waypoint.
- November 24: Halo: Evolutions is released.
- November 25: Issue 5 of Halo: Helljumper is released.
- December 5: The Package Part One short film is shown on Halo Waypoint.
- December 12:
- The Package Part Two is shown on Halo Waypoint.
- Halo: Reach Video Games Awards Trailer is aired live on the Spike TV Video Game Awards 2009.
- December 23: Issue 1 of the Halo: Blood Line comic series is released.
- Halo: Chronicles was officially canceled.