midnight
He was extricated from his peril by a bold blow . Colonel John Harvey , having reconnoitered the enemy 's position , proposed a night attack . Vincent heartily co-operated . At midnight , with seven hundred British bayonets , they burst upon the American camp . A fierce fight ensued in which the enemy were utterly routed . The British , unwilling to expose their small number to a still superior force , retired before daybreak , with four guns and a hundred prisoners , including both of the American Generals . The victory , however , was purchased with the loss of two hundred men killed or missing .