Statistics for occurrence #1 of “Maryland” in entry hicks-thomas-holliday of Harper's Encyclopedia of United States History:

...er the attack on the Massachusetts regiment in Baltimore (April 19, 1861), that all his authority would be exercised in support of the government (see Baltimore). By his patriotism and firmness, Maryland was saved from attempting secession from the Union. He died in Washington, D. C., Feb. 13, 1865.
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
† Maryland (Maryland, United States) 18,573 1,078 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.