Statistics for occurrence #1 of “Fort Delaware” in article 6 of The Daily Dispatch: May 11, 1863., [Electronic resource]:

...withstanding he has repeatedly demanded an investigation of the whole affair. Refusing to investigate the matter, they have, through sheer malignity, detained their captive for nearly six months in Fort Delaware the Confederate Government owes it to itself and the brave men who are imperiling their lives for its defence, to demand his immediate exchange.
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Fort Delaware (Delaware, United States) 815 2 1 0 0 user votes

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