Statistics for occurrence #1 of “Ohio River” in chapter 30 of Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 2.:

...e, June 10, 1861. sir:--On the 8th instant, at Cincinnati, Ohio, I entered into an arrangement with Major-General G. B. McClellan, commander of the United States troops in the State north of the Ohio River , to the following effect: The authorities of the State of Kentucky are to protect the United States property within the limits of the State, to enforce the laws of the United States, in accordanc...
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