The moral effect of this dash toward the Allegheny was of exceeding benefit to the whole frontier, and Armstrong—always feared by the Indians—became their especial bête noire. The expedition, having been made from lethargic Pennsylvania, had a wholesome effect upon all the other colonies and did much to cement them into the common league which accomplished much before two years had passed. Armstrong, as one of the builders of the new road through Raystown, as efficient officer in the work of fortifying this route, and now as leader of an offensive stroke at once daring and successful, was slowly being fitted for more useful and more important duties when the flower of Pennsylvania's frontier should be thrown across the Alleghenies upon Fort Duquesne.
This officer's opinion, already quoted, that the only forts worth the candle west of the Susquehanna were the three or four which fortified the main route westward from Carlisle to Raystown, appears to have met the approval of those in authority by 1757; on April 10, Governor Denny wrote to the Proprietaries: "Four Forts only
