Home âº Research Methods âº Correlation. Correlation means association-more precisely it is a measure of the extent to which two variables are related. If an increase in one variable tends to be associated with an increase in the other then this is known as a positive correlation.
A.D. 468. Photo credit: Fourat/Panoramio. Just like the army, the Roman navy has had its fair share of military disasters. In this one, a joint naval expedition (reputedly one the biggest in ancient times) by the Empire and the independent province of Illiricum against the Vandal Kingdom ended in a huge lopsided defeat.his battle marked the first time that a Roman emperor died at the hands of a foreign enemy. Set in the modern-day city of Razgrad, Bulgaria, the battle pitted the Romansâled by the co-emperors Decius and his son Herenniusâagainst the Goths.
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. 410 The Visigoths sack Rome This was the first time in 800 years that the city of Rome has fallen to an enemy. It was a huge uproar. 476 End of the Western Roman Empire and the fall of Ancient Rome The last Roman Emperor Romulus Augustus is defeated by the German Goth Odoacer. This is the start of the Dark Ages in Europe. 1453 The Byzantine Empire ends The Byzantine Empire comes to an end as it falls to the Ottoman Empire.