Real World EventsEdit
- The first line of Halo action figures was produced by Joyride Studios.
- April 1: The first episode of Red vs Blue was released.
- The novel Halo: The Flood was released.
- August: The tiltrotor squadron VMX-22 was established in the United States Marine Corps. A namesake of the unit would later be a part of the UNSC Marine Corps.
- September 29: The first edition of Halo: Combat Evolved: Sybex Official Strategies & Secrets was released.
- September 30: Halo: Combat Evolved for the PC was released.
- October 28: A special edition of the Halo: Original Soundtrack was released.
- December 2: The novel Halo: First Strike was released.