Civic Groups In Seoul Call For Rejection Of U.S. Request For Troops In Hormuz

South Korea Seoul Gwanghwamun Plaza civic groups press conference protest Strait of Hormuz troop deployment anti-war U.S.-South Korea relations military policy political activism banners placards international conflict diplomacy media police officers press conference Gwanghwamun Plaza U.S. Embassy March 16 2026 security civic groups student activists protest South Korean troop deployment Strait of Hormuz documentation event perimeter demonstrators crowd management safety geopolitical tensions Chris Jung NurPhoto South Korea troop deployment activism demonstration crowd control international relations embassy vicinity public gathering political protest civic engagement security measures media coverage