In [[Ancient Rome]] the imperial city was the largest urban center of its time, with a population of about one million people (about the size of London in the early 19th century, when London was the largest city in the world), with some high-end estimates of 14 million and low-end estimates of 450,000.<ref>Duiker, 2001. page 149.</ref><ref>[http://www.highbeam.com/doc/1G1-20586744.html ''Abstrat of'' The population of ancient Rome.] by Glenn R. Storey. HighBeam Research. Written 1997-[[December 1|12-1]]. Accessed 2007-[[April 22|4-22]].</ref><ref>[http://penelope.uchicago.edu/Thayer/E/Roman/Texts/secondary/journals/CP/29/2/Population_of_Rome*.html#note6 The Population of Rome] by Whitney J. Oates. Originally published in ''Classical Philology''. | In [[Ancient Rome]] the imperial city was the largest urban center of its time, with a population of about one million people (about the size of London in the early 19th century, when London was the largest city in the world), with some high-end estimates of 14 million and low-end estimates of 450,000.<ref>Duiker, 2001. page 149.</ref><ref>[http://www.highbeam.com/doc/1G1-20586744.html ''Abstrat of'' The population of ancient Rome.] by Glenn R. Storey. HighBeam Research. Written 1997-[[December 1|12-1]]. Accessed 2007-[[April 22|4-22]].</ref><ref>[http://penelope.uchicago.edu/Thayer/E/Roman/Texts/secondary/journals/CP/29/2/Population_of_Rome*.html#note6 The Population of Rome] by Whitney J. Oates. Originally published in ''Classical Philology''. |