The Office of International Affairs (OIA) supports all of DHS’s missions by managing and coordinating the Department’s extensive international activities and cooperation with international and interagency partners. OIA develops, coordinates, and implements the Department’s international priorities, security sector assistance, and attaché deployment. Additionally, OIA contains regional divisions that coordinate with interagency counterparts and facilitate relations with foreign governments and international organizations. OIA’s initiatives leverage international partnerships to support and enhance the domestic homeland security mission. OIA serves a supporting function for all DHS Secretarial level international engagements.
Office of International Engagement
Last Updated: 02/12/2025