"pun the sea coast, no force is necessary) should all be white troops. The reasons for this arc obvious, without mentioning any of them. The presence of black troops, lately laves, demoralizes labor, both by their advice. and by furnishing In their camps a resort for the freednien for long distances around.— White troop* genorullv excite no opposition,; and, therefore, a small number of them can maintain order in a given district. Colored