From Kentucky.
movements of the Yankees — arrival of a Federal Deserter at Hopkinsville, &c. Nashville. Jan. 6.
--It was reported at Bowling Green, on Saturday, that 4,000 Yankees were at Brownsville on the previous day, and that their cavalry scouts, about 300, had driven in some thirty of the Confederate pickets.
Capt. Eaton, who deserted from Lincoln's army at Calhoun, reached Hopkinsville on the night of the 31st December. Four other deserters arrived there on the 1st instant.--Some of the deserters report that the Federal army, at Calhoun, is being greatly demoralized, desertions occur daily, and threats at mutiny are openly and defiantly made Great dissatisfaction prevails; and it is believed that desertions will soon be made by hundreds and thousands. 