Answer:
Palatine chapel, Aachen
Explanation:
Charles the Great or Charlemagne became the first emperor to rule from western Europe after the fall of the Roman Empire. Charlemagne at the time of building his palace, began the construction of the chapel in 792 AD, completed in 805 AD. The building is a centrally planned, domed chapel, decorated with a fresco, and later in mosaic. The architectural design of the Palatine Chapel is in the Carolingian-Romanesque and Gothic style.
Sources such as diaries though not very reliable can be used if there are a large amount of them showing the same date and event. Historical books written about the event especially those closer to the time would be able to help determine that the date is accurate as well.
Worsley Hill. Hope you do well
Egypt because Mesopotamia is located in Asia.
Egypt is located in North Africa.
Because the price of Bread skyrocketed.