The world in the process of evolution goes through different era.
Between the years 1850 and 1950 – mainly Europe and America progressed through the Industrialization era.
The years 1940 to 1980 saw the advent of transportation era.
1980 – 2000 can be termed as the computer era.
2000 - 2020 is being viewed at as the communication era.
2020 onwards is said to be the dawn of the knowledge era.