Statistics for occurrence #1 of “Matamoras” in article pos=10 of The Daily Dispatch: September 8, 1863., [Electronic resource]:

...correspondence of the London Times, of August 20th. "According to private letters received by the last mail, Tampico and Tuxpan were about to be occupied by the French, and it was expected that Matamoras would also have to be held on account of the important cotton trade which might there be carried on. "
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Matamoras (Ohio, United States) 178 8 0 0 0 user votes
Matamoras (Indiana, United States) 379 0 1 0 0 user votes
Matamoras (Pennsylvania, United States) 327 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.