Title: Ostend and Zeebrugge, April 23: May 10, 1918
Subjects: Campaigns, World War, 1914-1918, Zeebrugge-Ostend Raids, 1918, Campagnes et batailles, Guerre, 1914-1918 (Mondiale, 1re), Zeebrugge-Ostend, Raids sur,
Places: Belgium