A time of great and rapid changes, when people switched from making goods by hand to manufacturing goods with power-driven machines.

The rapid growth of cities flooded by immigrants and people moving from the rural communities.

An investigative reporter who published allegations of business and government leaders as corrupt.

An apartment house, often in cities, in which living conditions are deplorable.

People who moved to America (primarily in the cities) from another country in search for jobs and democratic ideals.

A company of several owners (trustees) that collectively purchase their competition so that they create one large company.

A law passed in 1890 that prohibited businesses to become monopolies and therefore encourage competition.

The policy of protecting the interests of native-born or established inhabitants against those of immigrants

An organization of workers that tries to help its members receive higher wages and have better working conditions.