Description The American Revolution could not have been won without the help of foreign volunteers who came to aid the cause of liberty. In addition to Lafayette's gallant entry into the war at the age of nineteen, this informational text also looks at the participation of Count Pulasky from Poland, Baron von Steuben from Prussia, Admiral de Grasse from France as well as the Comte de Rochambeau whose participation at the battle of Yorktown was so decisive.