Definition of Histiocytosis, Letterer Siwe. Histiocytosis, Letterer Siwe: A severe disease in which histiocytes start to multiply and attack the tissues or organs of the patient starting in infancy with a scaly, sometimes itchy rash on the scalp, ears, abdomen, and creases of the neck and face.
Without the help of Spain, the Netherlands, and especially France, it's unlikely the colonists would have prevailed. Ultimately, the Americans prevailed due to their spirit and the fact that they were fighting for something they believed in. Popular support for the Revolutionary War was overwhelming.
American sea power alone did not secure independence. France, Spain, and the Netherlands assisted with their navies. A superior French fleet, led by the Count de Grasse, arrived off the Virginia Capes and held off a British squadron, thus sealing the fate of the British Army at Yorktown. Lord Cornwallis, realizing he could not retreat by sea, surrendered to General Washington's forces.