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The following 6 pages are in this category, out of 6 total.
179:
Naval units and formations of
Germany in World War I
35:This category has only the following subcategory.
68:Pages in category "U-boat Campaign (World War I)"
52:Ships sunk by German submarines in World War I
8:
133:Mediterranean U-boat campaign of World War I
97:9 January 1917 German Crown Council meeting
73:This list may not reflect recent changes
109:Atlantic U-boat campaign of World War I
7:
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29:
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145:Unrestricted submarine warfare
1:
23:U-boat Campaign (World War I)
174:German Empire in World War I
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16:The main article for this
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121:Convoys in World War I
164:Submarine warfare
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85:U-boat campaign
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56:(2 C, 236 P)
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158:Categories
18:category
169:U-boats
92:0–9
20:is
160::
75:.
54:
140:U
128:M
116:C
104:A
41:S
26:.
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