Statistics for occurrence #1 of “South Carolina” in year 1861, month February of Rebellion Record: a Diary of American Events, Diary from December 17, 1860 - April 30, 1864:

...cannon, and a large amount of ammunition, was surrendered to the State of Arkansas.--N. Y. Times, Feb. 11. At Montgomery, Mr. Memminger presented a flag sent by some of the young ladies of South Carolina to the Convention.--(Doc. 35.)--National Intelligencer. The New York vessels seized by the State of Georgia were released.--Courier and Enquirer. No entry for February 11, 1861. ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
South Carolina (South Carolina, United States) 21,990 272 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.