move the content of automobile to a page about its construction, and have a more general article on the automobile page, which includes summaries about the automobile's history and social impact.
the same thing with the Roman Empire page. The page should be about the roman empire, not its emperors.
... there are 5,400 people, 1,693 households, and 1,286 families residing in the town. The population density is 387.5/km² (1,003.8/mi²). There are 1,723 housing ...