After 1815 the British colonial rulers started educating Sri Lanka's public workers about the administration rules and regulations.

The famous manual among the public sector workers named Administration Rules and Regulations (ARR) is still used in Sri Lanka.

After the political independence from British colonial rulers in February 1948 the GCSU became a more powerful force in Sri Lanka.

During his period in office (1965–70), many incidents happened in Sri Lanka's politics and they reacted to the changes by taking the side of the worker.

Anyone can refer to their official news paper "Red Tape" and get an idea of how they reacted to the changing political situation of the country.

Wickrema's leadership the GCSU started work to build their own headquarters in front of the "Lake House" (the office of the government news papers).

He was subjected to political revenge and his close relatives worked in the public sector were transferred to difficult areas.

In June 1947 V. Kandasamy a Tamil national, became victim to the atrocities of the British colonial rulers and sacrificed his young life to the bullet, on their way to Kolonnawa after a general strike meeting at Hyde Park Colombo.