Technology could be a process, invention or method, this name is given to every improvement in society or environment. So, in advanced to have a better life as humankind, technology is made.
A few examples, could be steel manufacturing, or oil refinement, even the fire, could be seen as technology, because it's applied to improve.
The period of US history from the 1890s to the 1920s is usually referred to as the Progressive Era, an era of intense social and political reform aimed at making progress toward a better society.
