Statistics for occurrence #1 of “Trinity river” in chapter 8 of Col. O. M. Roberts, Confederate Military History, a library of Confederate States Military History: Volume 11.1, Texas:

...tate and its people, as a part of the Confederate States. During the session of the legislature, in the fall and winter of 1861, there was a concerted effort by the members from east and north of Trinity river to have a separate military district organized there, with its headquarters at some central point for the purpose of organizing, training and fitting out troops for the war, to be sent where needed ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  

† 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.