Police stopped Kanhaiya Kumar in the evening when he along with others reached the central university to address protesting students on the campus.
He wrote the essay in 1930 in Lahore central jail as a reply to a religious man who accused Bhagat Singh of becoming an atheist because of his vanity.
The 85th death anniversary of Shaheed Bhagat Singh, the revolutionary icon of the freedom struggle, who attained martyrdom at the young age of 23, falls on March 23, 2016.
Asked by former Pakistan cricket captain and now commentator Rameez Raja if he and his team had support from the crowds here, Afridi said that "a lot of people are here for Kashmir".
The central team led by Home Ministry Joint Secretary Dalip Kumar, was accompanied by Punjab Irrigation Secretary K.S. Pannu, other state officials and a Punjab Police contingent.
The BJP and the RSS leaders also discussed issues related to the states of West Bengal, Kerala, Assam, Tamil Nadu and Puducherry where polls will begin next month.