... all unnaturalized Frenchmen. We must say, however, about this last brigade, that it is not yet complete, but that its strength will amount to the figures we give we have not the least doubt. Warrenton, Va. , was taken by the National troops.--A party of National troops, belonging to the forces under Gen. Steele, commanded by Col. Carline, had an engagement with the rebels at Putnam's Ferry, Ark., in whi...