Black death
Spain and Portugal
The Hindu-Arabic numeral system is what we use today and it replaced the Roman numeral system in Western Europe during the Middle Ages.
Persia or the black death
That would be the Hindus. The Western Arabs introduced the system to Europe, hence the term Hindu-Arabic numerals.
In medieval Western Europe the numeracy system was Roman then in the Middle Ages the Hindu-Arabic numeracy system was introduced.
The population of Western Europe is about 415,000,000.
Germany has the largest population in Western Europe with about 81.3 million.
Russian Orthodox Exarchate in Western Europe's population is 100,000.
Germany has the largest population amongst the countries in Western Europe.
About 80% of Western Europe lives in urban areas.
2012
Western Europe can sustain a larger population mainly because it is not corrupt. Eastern Europe also has more people leaving than coming.
the Germans WWII invasion is western Europe frightened the population and angered them as well
In Cities
western Europe
urban areas
The terrain, the amount of rainfall, and the quality of the soil affected the population density in Western Europe around 1000 AD.