Office of Strategic Influence, a short-lived former American government agency created in 2001, part of the Department of Defense and focused on psychological warfare
U.S. DOJ Office of Special Investigations, an American government agency that detects and investigates individuals in the United States who took part in Nazi-sponsored acts of persecution abroad before and during World War II
U.S. GAO Office of Special Investigations, a specialized unit within the American Government Accounting Office created to meet Congress' need for quick responses to issues of serious wrongdoing involving federal matters
This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.