Human Rights
19 events, 1843 to 2025; 1 marked as turning points.
1843
Indian Slavery Act abolishes legal slavery
Under Act V of 1843, slavery lost legal recognition in Company territories, agrestic slavery in the Tamil districts included.
1854
Madras Torture Commission appointed
A commission was appointed to investigate the torture of ryots by revenue officials in the Madras Presidency.
1948
Ceylon Citizenship Act leaves Indian Tamils stateless
Passed soon after Ceylon became independent, a citizenship law shut out most Indian Tamil plantation workers, descendants of migrants from the Madras Presidency.
1964
Exodus of Tamils and other Indians from Burma
More than 300,000 Indians, most of them Tamils, left Burma after General Ne Win's expulsions and the 1964 nationalisation of private business.

1983
Black July and the arrival of Sri Lankan Tamil refugees
Anti-Tamil pogroms in Sri Lanka in July 1983 sent the first large wave of Sri Lankan Tamil refugees to Tamil Nadu.

1987
Operation Poomalai: Indian airdrop over Jaffna
Indian Air Force transport planes dropped relief supplies over the besieged city of Jaffna, halting a Sri Lankan army offensive against the Tamil militants.
1990
Indian Peace Keeping Force withdraws from Sri Lanka
In March 1990 the final contingents of the Indian Peace Keeping Force, deployed under the 1987 accord, departed from Sri Lanka.

1992
In Dharmapuri district, a raid on the tribal village of Vachathi by police, forest and revenue officials left villagers assaulted and women raped.
1995
About 600 policemen raided the Dalit village of Kodiyankulam in Thoothukudi district, destroying property amid caste clashes in southern Tamil Nadu.
1999
Manjolai labourers massacre on the Tamirabarani
Seventeen people, mostly Dalit tea estate workers, died in the Tamirabarani river at Tirunelveli while fleeing a police lathi-charge.
2001
Chained to their beds, 28 inmates died when fire swept through a faith-based mental asylum at Erwadi.
2006
Santhi Soundarajan stripped of her Asian Games silver
The Pudukkottai athlete won silver in the 800 m at the Doha Asian Games but lost the medal after a sex verification test.
2009
End of the Sri Lankan civil war
The Sri Lankan army defeated the LTTE, ending a 26-year war that had deeply affected Tamil Nadu's politics.

2011
India protests Sri Lankan Navy attacks on Tamil Nadu fishermen
India formally protested to Sri Lanka over alleged Sri Lankan Navy attacks on Indian fishermen in the Palk Strait.
Police opened fire on Dalits protesting at Paramakudi on the Immanuel Sekaran memorial day, and the death toll rose to seven.
2013
Student protests over Sri Lankan Tamils
Colleges were shut after students throughout Tamil Nadu protested over alleged war crimes against Sri Lankan Tamils.

India's Prime Minister skips CHOGM in Colombo after Tamil Nadu pressure
After a unanimous Tamil Nadu Assembly resolution, Prime Minister Manmohan Singh stayed away from the Commonwealth summit in Colombo.
2020
Sathankulam custodial deaths of Jayaraj and Bennix
A father and son detained by Sathankulam police during the lockdown died after being beaten in custody, causing national outrage.
2025
Custodial death of temple guard Ajith Kumar
Temple watchman Ajith Kumar died after being held by police in Sivaganga district over a theft complaint; the case went to the CBI.