submitted by Suen Bing.Thesis (M.Phil.)--Chinese University of Hong Kong, 1998.Includes bibliographical references (leaves 87-90).Abstract also in Chinese.Abstract --- p.iIntroduction --- p.1Chapter Chapter One: --- Republicanism and Progressive Historical InterpretationsWhat is Republicanism? --- p.7Republicanism as a Guiding Philosophy in Progressive Historical Scholarship --- p.16Chapter Chapter Two: --- Frederick Jackson Turner's Frontier Democracy: A Republican Way of ThinkingHow Turner's thesis related frontier conditions with democracy? --- p.20In what way is Turner's thesis affected by republicanism? --- p.24A trace of republican idealism in Turner's later articles --- p.26The safety valve hypothesis: A supplement to Turner's...