<span>Adam Smith Industrial Revolution. ... With this book, Smith helped to lay the ideological (and therefore policy) foundations for the development of capitalism. These included the idea that government interference (tariffs, subsidies, regulations, and so on) was counterproductive to economic growth.</span>
Explanation:
Significance. The barbarian kingdoms marked the transition from Late Antiquity to the Early Middle Ages in the 6th and 7th centuries, gradually replacing the Roman system of government on the lands of the Western Roman Empire, notably in the two western prefectures of Gaul and Italy.
Central pacific railroad built the transcontinental railroad eastward from Sacramento California by hiring 10,000 chinese laborers to work on the tracks