 The other was the Battle of the Dunes (1658), where soldiers of the New Model Army fighting in their red-coats astonished both their French allies and Spanish enemies by the stubborn fierceness of their assault up a sand-hill high and strongly defended by Spanish veterans who were forced to retreat.It was only after the death of Oliver Cromwell and the loss of his influence that the other members of the army could not agree on an alternative to the restoration of Charles II.Even so, it was under the firm guidance and with the agreement of General George Monck of the New Model Army that the restoration of the monarchy took place in 1660.