Questions about Western Roman Empire

Short answers, pulled from the story.

When did the Roman Empire split into two distinct courts?

The Roman Empire split into two distinct courts in 395 when Emperor Theodosius I died. His son Honorus inherited the western half while his brother Arcadius took the eastern half.

Who was the last emperor to rule both halves of the Roman Empire simultaneously?

Theodosius I became the last emperor to rule both halves of the Roman Empire simultaneously before his death in 395. Subsequent reigns continued the pattern of division until the conventional end of the Western Roman Empire.

What event marked the conventional end of the Western Roman Empire on the 4th of September 476?

Odoacer captured Ravenna and killed Orestes on the 4th of September 476, deposing Romulus Augustus. This event marked the conventional end of the Western Roman Empire though contemporary records show little attention given to it.

Which general led military campaigns between 533 and 554 to reclaim former western territories under Justinian I?

General Belisarius swiftly retaken North Africa between June 533 and March 534 during military campaigns launched by Emperor Justinian I. He also participated in capturing Ravenna from Ostrogothic forces during the Gothic War.

When did Vandal king Gaiseric capture Carthage after crossing into Africa in 429?

Vandal king Gaiseric captured Carthage on the 19th of October 439 after crossing into Africa in 429. This conquest removed a major province from Roman control and contributed to the instability of the Western Roman Empire.