Information about Emperor Theodosius II of the Eastern Roman Empire

Theodosius II (Latin: Flavius Theodosius Iunior Augustus; Greek: Θεοδόσιος Β'), commonly surnamed Theodosius the Younger, or Theodosius the Calligrapher, was Eastern Roman Emperor from 408 to 450. He is mostly known for promulgating the Theodosian law code, and for the construction of the Theodosian Walls of Constantinople. He also presided over the outbreak of two great christological controversies, Nestorianism and Eutychianism.