To form the Roman Empire, you need to be either the Christian or Pagan religion group, and own specific regions and provinces (more details on this can be found on the EU4 wiki site [www.eu4wiki.com]). 10 With the advent and expansion of Islam, the third of the Mediterranean’s religions of the book, the sea began to represent a frontier between the Christian and Islamic worlds. Mare Nostrum (Latin for "Our Sea") was a Roman name for the Mediterranean Sea.In the years after the unification of Italy in 1861, the term was used again by Italian nationalists.They believed that Italy should follow on from the Roman Empire. In Classical Latin, it would have been pronounced, and in Ecclesiastical Latin, it is pronounced. In the years after the 1861 unification of Italy, Italian nationalists who saw Italy as the successor state to the Roman Empire attempted to revive the term. To get Mare Nostrum, you need to own the entire coastline of the Mediterranean and Black Sea, and form the Roman Empire. Mare Nostrum was a Roman name for the Mediterranean Sea. Achievements, timeline, Roman Empire formation, new country ideas: 2016-03-31 11: Mare Nostrum: The goal with Mare Nostrum: 2016-04-14 References Historically, the Roman Empire was the dominant power in Europe in the first few centuries AD. The emperors had fewer political and military power. Ended power rests with the Germanic peoples who crossed the borders until in 476 Odoacer deposed the last Roman emperor of the West, Romulus Augustus. The Western Roman Empire was doomed to extinction. Mare Nostrum (Latin for "Our Sea") was a Roman name for the Mediterranean Sea. The Eastern Roman Empire survived until 1453, we know the name of Byzantine Empire. As the ancient historian Geoffrey Rickman points out, after the fall of the Roman Empire, no single power would again be able to refer to the Mediterranean as ‘our sea’, mare nostrum. In the years following the unification of Italy in 1861, the term was revived by Italian nationalists who believed that Italy was the successor state to the Roman Empire.

The ancient Romans called the Mediterranean Sea "mare nostrum", which is Latin for "our sea". Mare Nostrum is an empire-building game in which 3-5 players [or 2-6 with the 'Atlas' expansion] lead their individual ancient empires to dominion of Mare Nostrum.