...ate to secede from the Union, or upon the presumption of the establishment or existence of a so-called Southern Confederacy, or recognizing the same. A small force of Union troops, commanded by Capt. W. Geary , Third Pennsylvania cavalry, while on a reconnoissance in the vicinity of New Market, Va., captured a rebel spy named Hance. He was the medium by which letters were carried to and fro, giving the r...