mɚɹˈiːə ˈæktᵻd æz ðə ɹˈiːdʒənt ʌv ˈæɹæɡən dˈʊɹɹɪŋ ðə ɹˈeɪn ʌv hɜː spˈaʊs, æz hiː wʌz ˈæbsənt dˈʊɹɹɪŋ mˈoʊst əv hɪz ɹˈeɪn; hɜː ɹˈiːdʒənsiz lˈæstᵻd bᵻtwˌiːn wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd twˈɛnti ænd wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd twˈɛnti θɹˈiː ænd bᵻtwˌiːn wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd θˈɜːɾi tˈuː ænd wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd fˈɪfti ˈeɪt.
Maria acted as the regent of Aragon during the reign of her spouse, as he was absent during most of his reign; her regencies lasted between 1420 and 1423 and between 1432 and 1458.