United Commonwealth Security and Intelligence Agency

The United Commonwealth Security and Intelligence Agency (UCSIA / SIA), and commonly refereed to as a such as "She" or "Her". SIA is a of the various independent collection agencies. It specialized in a wide array of gathering activities including the processing of foreign and domestic intelligence,, , , , and.

The organization is typically divided into two distinct operations, "Thing One" and "Thing Two". The Domestic aspect of the organization, Thing One, focuses on the protection of United Commonwealth's government communications and documents. Thing Two, the foreign collection aspect is the more well known arm of the organization; it routinely conducts activities in  and other foreign government facilities, and allegedly  international entities through  and. Most of the activities of the agency are considered, and much of its reported doings are from independent research outside of the United Commonwealth.

Created under Samuel A. Warren, the 10th Executive Secretariat of the United Commonwealth, in 1952 it was primarily created to combat the and the  countries in an attempt to preserve the integrity of the west. It precursor, known as the Signal Interception Corps, was instrumental in and acquiring information for the preparation of  and the United Commonwealth's invasion of. In 1945 the SIC conducted the controversial which relocated former Nazi scientists, engineers and technicians to North America to evade communist forces.