what is that first place known as today?
Milan
Mediolanum
Mediolanum, the ancient city where Milan now stands, was originally an Insubrian city, but afterwards became an important Roman city in northern Italy. 
what became of the eastern roman empire after the collapse of the western roman empire It survived the fragmentation and fall of the Western Roman Empire, continued to exist for an additional thousand years until it fell to the Ottoman Empire in 1453. which year marks the beginning of this western empire? 395 A.D. can you name a few regions that were a part of this empire? Mediolanum and Ravenna
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Mediolanum [SEP] Introduction
Mediolanum, the ancient city where Milan now stands, was originally an Insubrian city, but afterwards became an important Roman city in northern Italy. The city was settled by the Insubres around 600 BC, conquered by the Romans in 222 BC, and developed into a key centre of Western Christianity and informal capital of the Western Roman Empire. It declined under the ravages of the Gothic War, its capture by the Lombards in 569, and their decision to make Ticinum the capital of their Kingdom of Italy. During the Principate the population was 40,000 in AD 200; when the city became capital of the Western Roman Empire under emperor Maximian (r.