GO to Dawn News Paper Website and search for Periyar you will get your answer....and all the above facts can be verified on the net.......
South Indian bhramins were highly orthodox so the general public viewed them with hate..........Subramaniyam bharathi was a freedom fighter and the greatest tamil poet was a bhramin ....Tirupur Kumaran was a bhramin.........And the Dark ages of Tamilnadu is known as rule of Kalabhars(Jains).....it was only bhramins who were instrumental in defeating them