Statistics for occurrence #1 of “Rio Bravo” in entry fillmore-millard of Harper's Encyclopedia of United States History:

... the treaty it is declared that— The boundary-line between the two republics shall commence in the Gulf of Mexico 3 leagues from land, opposite the mouth of the Rio Grande, otherwise called Rio Bravo del Norte, or opposite the mouth of its deepest branch if it should have more than one branch emptying directly into the sea; from thence up the middle of that river, following the deepest channel wh...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Rio Bravo (Coahuila, Mexico) 4 2 0 0 0 user votes
Rio Bravo (Texas, United States) 4 2 0 0 0 user votes
Rio Bravo (California, United States) 0 0 0 0 0 user votes
Rio Bravo (Tamaulipas, Mexico) 0 0 0 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.