The second industrial revolution in the united states lasted from the

The second Industrial Revolution is usually dated between 1870 and 1914, although a number of its char- acteristic events can be dated to the 1850s. It is, however, clear that the rapid rate of pathbreaking inventions (macroinventions) slowed down after 1825, and picked up steam again in the last third of the century. Hoped I helped!