Local, state, and provincial governments may have specific regulations that apply to the physical space in a day care center. a typical requirement in these regulations is a minimum of square feet of usable play space for each child

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.