... bravely advanced until checked by the sudden opening of Jackson's heavy guns and the batteries of the Louisiana. At the same time the British racketeers were busy, but they did very little damage. Keane 's troops endured the tempest that was thinning their ranks for a while, when they fell back, running pell-mell to the shelter of the canal, where they stood waist-deep in mud and water. Their batte...