) ▁as ▁additional ▁consequence ▁in ▁the ▁I ber ian ▁real ms . ▁ ▁The ▁ 1 4 th ▁century ▁was ▁a ▁period ▁of ▁great ▁up he aval ▁in ▁the ▁I ber ian ▁real ms . ▁After ▁the ▁death ▁of ▁Peter ▁the ▁Cru el ▁of ▁Cast ile ▁( re igned ▁ 1 3 5 0 – 6 9 ), ▁the ▁House ▁of ▁Tr ast ám ara ▁succeeded ▁to ▁the ▁throne ▁in ▁the ▁person ▁of ▁Peter ' s ▁half ▁brother , ▁Henry ▁II ▁( re igned ▁ 1 3 6 9 – 7 9 ). ▁In ▁the ▁kingdom ▁of ▁Arag ón , ▁following ▁the ▁death ▁without ▁he irs ▁of ▁John ▁I ▁( re igned ▁ 1 3 8 7 – 9 6 ) ▁and ▁Martin ▁I ▁( re igned ▁ 1 3 9 6 – 1 4 1 0 ), ▁a ▁prince ▁of ▁the ▁House ▁of ▁Tr ast ám ara , ▁Ferdinand ▁I ▁( re igned ▁ 1 4 1 2 – 1 6 ), ▁succeeded ▁to ▁the ▁Arag on ese ▁throne . ▁The ▁H undred ▁Years ' ▁War ▁also ▁sp illed ▁over ▁into ▁the ▁I ber ian ▁pen ins ula , ▁with ▁Cast ile ▁particularly ▁taking ▁a ▁role ▁in ▁the ▁conflict ▁by ▁providing ▁key ▁naval ▁support ▁to ▁France ▁that ▁helped ▁lead ▁to ▁that ▁nation ' s ▁event ual ▁victory . ▁ ▁During ▁the ▁ 1 5 th ▁century , ▁Portugal , ▁which ▁had ▁ended ▁its ▁south wards ▁territorial ▁expansion ▁across ▁the ▁I ber ian ▁Pen ins ula ▁in ▁ 1 2 4 9 ▁with