- 
  
  The Hadrian Wall was built in 122 AD. It was a long wall built across northern England in an effort to keep the barbarians out.
- 
  
  Hannibal leads the Carthage army to attack Italy. This becomes part of the Second Punic War.
- 
  
  Rome becomes a Christian empire. Before this, Rome persecuted the Christians. Constantius dies. His son Constantine is the new vice-emperor of Galerius.
- 
  
  Theodosius I proclaims Christianity as the sole religion of the Roman Empire in 380 AD.
- 
  
  In 395 AD, Rome split into two empires - the Western Roman Empire and the Eastern Roman Empire. Each side had a ruler in charge of it. The Roman Empire was split by Theodosius.
- 
  
  This was the first time in 800 years that the city of Rome has fallen to an enemy. It was a huge uproar.
- 
  
  The last Roman Emperor Romulus Augustus is defeated by the German Goth Odoacer. This is the start of the Dark Ages in Europe.
- 
  
  The last king is expelled and Rome is now ruled by senators. There is a constitution with laws and Rome becomes a complex republican government.
- 
  
  Rome was founded by Romulus. Romulus was the first of the seven Roman kings. The original name of Rome was Roma.
- 
  
  The Byzantine Empire comes to an end as it falls to the Ottoman Empire. The Ottoman Turks capture Constantinople in 1453 A.D. It is renamed Istanbul in 1930.
- 
  
  Octavius appoints himself "Augustus", which means the first emperor.
- 
  
  Julius Caesar is assassinated on the Ides of March by Marcus Brutus. They hope to bring back the republic, but civil war breaks out instead.
- 
  
  Julius Caesar defeats Pompey in a civil war. He becomes the supreme ruler of Rome. This is the end of the Roman Republic. He hires Sosigenes, an Egyptian astronomer, to work out a new 12 month calendar.
- 
  
  Nero set fire to Rome and blames the Christians for it.
- 
  
  The Colosseum was built in 80 AD. The completion of the Colosseum was celebrated with 100 days of games. The Romans invade Scotland.
 122