Statistics for occurrence #1 of “Castro” in chapter 47 of Admiral David D. Porter, The Naval History of the Civil War.:

... more than surprised when he found that he had fallen into the clutches of the Southern Confederacy. Porto Cabello being but a short distance under his lee, Semmes determined to try his hand with Castro 's opponent, the de facto President of Venezuela. He thought surely some arrangement could be made with the South American republics, which were too weak to be worth the notice of the stronger Power...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Castro 20 5 4 1 0 user votes
Manuel Castro 8 0 4 0 0 user votes
Don Joao De Castro 4 0 0 0 0 user votes
Don Adolfo De Castro 2 0 0 0 0 user votes
Adolfo Castro 1 0 1 0 0 user votes
Apolinar Castro 1 0 1 0 0 user votes
Joao Castro 1 0 1 0 0 user votes
John Castro 1 0 1 0 0 user votes
Signior Don Felix Castro 1 0 1 0 0 user votes
Terribio Castro 1 0 1 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.