premise: The Hundred Years' War includes the Lancastrian War which Joan of Arc fought in.
hypothesis: Hundred Years' War . Historians commonly divide the war into three phases separated by truces : the Edwardian Era War ( 1337 -- 1360 ) ; the Caroline War ( 1369 -- 1389 ) ; and the Lancastrian War ( 1415 -- 1453 ) . Joan of Arc ( Jeanne d'Arc , [ ʒan daʁk ] ; 6 January c. 1412 -- 30 May 1431 ) , nicknamed `` The Maid of Orléans '' ( La Pucelle d'Orléans ) , is considered a heroine of France for her role during the Lancastrian phase of the Hundred Years ' War and was canonized as a Roman Catholic saint .