...h seven men of the Fifth and Sixth Virginia rebel cavalry, were captured near Berryville, Va., by a party of the Second Virginia loyal infantry and New York First cavalry, under Lieutenants Powel and Wykoff .--Colonel McReynolds's Despatch. At Nashville, Tenn., by order of Brigadier-General R. B. Mitchell, all white persons over the age of eighteen years residing within the lines of his command wer...