Capture of the North Frisian Islands

Capture of the North Frisian Islands and Rømø
Part of Second Schleswig War
Date12 July to 20 July 1864
Location
Result Austro-Prussian victory
Belligerents
 Austria
 Prussia
 Denmark
Commanders and leaders
Bernhard von Wüllerstorf-Urbair
Ernst von Prittwitz und Gaffron
Otto Christian Hammer
Strength
One ironclad
One ship of the line
One steamer
Four gunboats
250 men
One paddle steamer
One screw steamer
8 gun dinghies each with 17 men and one cannon
12 inch cutters
10 other coasters
Casualties and losses
(indirect) two hunters due to a stabbing Nine officers and 185 sailors taken prisoner

The capture of the North Frisian Islands and Rømø in July 1864 was the last military operation of the Second Schleswig War between Denmark on the one hand and Prussia and the Austrian Empire on the other hand around the duchies of Schleswig and Holstein, which belonged to Denmark. It ended with the occupation of the North Frisian Islands and Rømø by Austrian troops.