Early in World War I, when the British Royal Navy bottled up its big warships in harbor, Germany turned to merchant raiders like SMS Wolf to disrupt Allied shipping. (Illustration by Paul Wright; German Commerce Raiders, 1914–1918, New Vanguard 228, Osprey Publishing Ltd.)

Illustration by Paul Wright; German Commerce Raiders, 1914–1918, New Vanguard 228, Osprey Publishing Ltd.