Statistics for occurrence #1 of “Maryland” in year 1863, month October, day 31 of Rebellion Record: a Diary of American Events, Diary from December 17, 1860 - April 30, 1864:

...
A. W. Bradford, Governor of Maryland , addressed a letter to President Lincoln, upon the subject of military interference in the election in his State.--the Texas expedition, under the command of General Banks, landed at Brazos.
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Maryland (Maryland, United States) 18,573 306 3 0 0 user votes
Maryland (Illinois, United States) 0 0 0 0 0 user votes
Maryland (Liberia) 0 0 0 0 0 user votes
Maryland (Louisiana, United States) 0 0 0 0 0 user votes
Maryland (Louisiana, United States) 0 0 0 0 0 user votes
Maryland (Louisiana, United States) 0 0 0 0 0 user votes
Maryland (New Jersey, United States) 0 0 0 0 0 user votes
Maryland (New York, United States) 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.