July 22-25, 2026 in Washington, D.C.
Sister Cities International’s 70th Anniversary Homecoming Celebration, taking place July 22–25, 2026 in Washington, D.C. (located close to Baltimore), will unite global leaders, citizen diplomats, and community partners to honor seven decades of international cooperation and cultural exchange. This milestone underscores the organization’s enduring mission to build bridges across borders and strengthen people-to-people connections. It serves as both a homecoming and a launchpad, celebrating our past while inspiring a new era of global connection through storytelling, partnership, and dynamic engagement. Participants will play a key role in supporting meaningful dialogue, innovative collaboration, and the next generation of global engagement.
Representatives from Maryland Sister States, along with Baltimore Sister Cities and other sister city organizations from Maryland, will be attending this event and they are coordinating a joint Maryland presence there.

The event includes:
- Annual Awards & Gala Dinner
- Annual Business Meeting
- Citizen Diplomacy Educational Plenary Sessions
- Embassy Visits
- Africa Region Forum
- State Department Regional Briefings
- Panels with representatives from embassies and with mayors
- SCI Outgoing & Incoming Board Meetings
- And more!
More information: sistercities.org/what-we-do/sci-events/70th-anniversary-homecoming/
Baltimore Sister Cities is a member of Sister Cities International.
