1.)  The Visigoths and the Vandals.
    2.)  A.D. 476 - The last Roman emperor (a 14 year old boy) was overthrown by a Germanic general.
    3.)  A.D. 200.
    4.)  Nomadic people or nomads.
    5.)  The Franks.
    6.)  Cities, money, government, roads, laws, and writing.
    7.)  The Dark Ages.
    8.)  The Middle Ages.
    9.)  The Byzantine Empire.
  10.)  Constantinople
  11.)  Byzantium.
  12.)  Europe and Asia.
  13.)  From about 500A.D. to 1200.
  14.)  Justinian.
  15.)  Justinian's Code.
  16.)  Hagia Sophia.
  17.)  Theodora.
  18.)  The Pope, father.
  19.)  The Roman Catholic church (in the Western Roman Empire) and the Eastern Orthodox church (in the Eastern or Byzantine Empire).
  20.)  Christianity.
  21.)  Monks.
  22.)  Monasteries.
  23.)  They made beautiful copies of important ancient books.
  24.)  The Greeks and Romans.
  25.)  Charles the Great.
  26.)  Charlemagne.
  27.)  Christianity.
  28.)  He crowned Chrlemagne the Holy Roman Emperor.
  29.)  Latin.
  30.)  In Aachen.
  31.)  Aix-la-Chapelle.
  32.)  The Holy Roman Empire.
  33.)  No, it was neither Roman nor very holy.
  34.)  It began to break apart.
  35.)  The Catholic church.
  36.)  Vikings from the north and Muslims from the south.
  37.)  Christianity.
  38.)  Feudalism.
  39.)  The lord (a person with riches and armies).
  40.)  Vassals.
  41.)  One who serves.
  42.)  Knights.
  43.)  No, all knights were men.
  44.)  Yes.
  45.)  A ladder.
  46.)  No.
  47.)  Their lord.
  48.)  Farmers.
  49.)  A manor.
  50.)  A castle.