The Unified Earth Government (UEG) [Note 1] is the central civilian government that administrates over Earth and its colonies throughout a portion of the Orion Arm of the Milky Way galaxy.

In the aftermath of the Human-Covenant War, Fleet Admiral Terrence Hood organized the official transition of power back to the president and the UEG from the United Nations Space Command, …

The UEG is a representative democracy [29] and, thus, the government is formally a union of independently governed worlds. [3] Officially, Throughout the 25th century, the UNSC's presence on …

The planets under the jurisdiction of the UEG, together with humanity's homeworld, are collectively referred to as "Earth and Her Colonies". [1] [2] Human space is divided into three regions: the Sol …

The United Nations Space Command is the military, exploratory, and scientific agency of the Unified Earth Government and has acted as the emergency governing body of the human race at large for a …

The United Nations is an international Earth-based organization, and the predecessor of the Unified Earth Government and the subordinate United Nations Space Command. By the 26th century, the …

The Colonial Administration Authority (CAA), also known as the Colonial Administration [5] is a human governmental body subordinate to the central Unified Earth Government (UEG). The CAA was …

The Inner Colonies consisted of the 210 worlds which were colonized during the UEG's first wave of colonial expansion between 2362 and 2390, starting with the launch of the Odyssey and its …

The UEG Security Council is the security body of the Unified Earth Government. The United Nations Space Command and its High Command operate under the UEG Security Council's approval. This …

Doctor Ruth Charet is the President of the Unified Earth Government in the wake of the Human-Covenant War.