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- A Loyalist newspaper in New York had already set the scene in a report published the day before : It is said by some persons who have lately seen the rebel forces that they are the most pitiable collection of ragged, dispirited mortals that ever pretended to the name of an army .... and that if the weather continues fair but a little longer, there is no visible impediment to His Majesty's troops in completing a march to the capitol of Pennsylvania.p. 260.1
There are no more uses of "impediment" in 1776.
Typical Usage (best examples)