Dalit Rights
42 events, 1843 to 2024; 3 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.
1886
Iyothee Thass declares Dalits are not Hindus
Anti-caste activist Iyothee Thass declared that the depressed classes were not Hindus, a stand he later carried into the Dravida Mahajana Sabha and the 1891 census.
1891
Rettamalai Srinivasan founds the Paraiyar Mahajana Sabha
Rettamalai Srinivasan set up the Paraiyar Mahajana Sabha, an early Dalit body, and launched the Tamil paper Paraiyan in 1893.

Iyothee Thass founds the Dravida Mahajana Sabha
Iyothee Thass founded the Dravida Mahajana Sabha and urged Dalits to record themselves in the census as casteless Dravidians rather than Hindus.
1893
Rettamalai Srinivasan launches the Paraiyan newspaper
Dalit leader Rettamalai Srinivasan started the Tamil paper Paraiyan in October 1893 to speak for the Paraiyar community.

1898
Iyothee Thass founds the Sakya Buddhist Society
After embracing Buddhism in Ceylon, Iyothee Thass founded the Sakya Buddhist Society in Madras, launching a Tamil Buddhist revival among Dalits.
1907
Iyothee Thass launches Oru Paisa Tamizhan
Iyothee Thass launched the Tamil weekly Oru Paisa Tamizhan, an anti-caste journal that later became The Tamilan.
1922
Council adopts the term Adi Dravida
Acting on a resolution by M. C. Rajah, the Madras Legislative Council adopted Adi-Dravida officially in place of terms like Paraiya and Panchama.
1930
Rettamalai Srinivasan at the Round Table Conference
Dalit leader Rettamalai Srinivasan represented the depressed classes alongside B. R. Ambedkar at the Round Table Conferences in London.

1932
M. C. Rajah and the Rajah-Moonje Pact
Dalit leader M. C. Rajah of Madras agreed with B. S. Moonje to reserved seats within joint electorates for the depressed classes.
1936
Travancore Temple Entry Proclamation
The Maharaja of Travancore opened state temples to all Hindus regardless of caste, including temples in present-day Kanyakumari district.
1939
Madras Temple Entry Authorization and Indemnity Act
A law passed by the Rajagopalachari ministry lifted the bars on Dalits and Shanars entering Hindu temples across the Presidency.

Deaths of Natarajan and Thalamuthu in custody
Anti-Hindi protesters L. Natarajan and Thalamuthu died after being jailed, and were claimed as the first martyrs of the anti-Hindi movement.
Dalits enter Madurai Meenakshi Temple
A. Vaidyanatha Iyer led a group of Dalits and Nadars into the Meenakshi Amman Temple, Madurai, defying orthodox opposition.

1942
N. Sivaraj becomes first president of the Scheduled Castes Federation
At Nagpur, Madras Dalit leader N. Sivaraj was elected first president of the new All-India Scheduled Castes Federation founded with Ambedkar.

1957
Violent caste clashes broke out in Ramanathapuram district between Thevar and Dalit communities after the 1957 elections.
Dalit leader Immanuel Sekaran murdered
Immanuel Sekaran, a Dalit activist and former soldier, was murdered amid caste tensions in Ramanathapuram district.

1968
Around 44 Dalit agricultural labourers' family members, mostly women and children, were burnt to death at Kilvenmani in Thanjavur district.

1970
SC and ST students exempted from tuition fees
A 1970 Government Order exempted Scheduled Caste and Scheduled Tribe students up to the Pre-University Course from paying tuition fees.
1971
Reservation raised to 49 percent
The DMK government raised the backward classes quota from 25 to 31 percent and the SC/ST quota from 16 to 18 percent.

1981
Meenakshipuram mass conversion
Several hundred Dalits in Meenakshipuram village in Tirunelveli district converted from Hinduism to Islam, citing caste discrimination.
1989
Uthapuram caste violence and the 'untouchability wall'
After caste violence in Uthapuram near Madurai in 1989, caste Hindus built a wall separating the Dalit area of the village.
1990
Separate 1 percent reservation for Scheduled Tribes
The Karunanidhi government split the combined SC/ST quota and gave Scheduled Tribes a separate 1 percent reservation.
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.
1997
Dalit panchayat president K. Murugesan and six other Dalit men were murdered at Melavalavu near Madurai by members of a dominant caste.
First Samathuvapuram equality village inaugurated
The first Periyar Ninaivu Samathuvapuram, a housing colony where families of different castes live side by side, opened near Madurai.
Tamil Nadu Dr. Ambedkar Law University inaugurated
Chennai saw the inauguration of a state law university named for B. R. Ambedkar, created by a 1996 Act to place every law college under a single body.
K. Krishnasamy founds Puthiya Tamilagam
Former MLA K. Krishnasamy founded Puthiya Tamilagam, a regional political party in Tamil Nadu.
1999
Viduthalai Chiruthaigal Katchi contests elections for the first time
The Dalit Panthers movement led by Thol. Thirumavalavan, later the VCK, entered electoral politics for the first time in 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.
2009
Internal reservation for Arunthathiyars
Tamil Nadu set aside 3 percent within the Scheduled Caste quota for the Arunthathiyar community.
2011
Police opened fire on Dalits protesting at Paramakudi on the Immanuel Sekaran memorial day, and the death toll rose to seven.
2012
Mobs burned Dalit homes in three villages near Dharmapuri after an inter-caste marriage.
2013
At Marakkanam, PMK cadres heading to a Vanniyar youth festival clashed with Dalit villagers, setting off violence in the northern districts.
2015
Murder of Dalit engineering student Gokulraj
Dalit engineering student V. Gokulraj was abducted from a temple in Tiruchengode and murdered, in a case treated as an honour killing.
Seshasamudram violence over a Dalit temple car procession
A dominant-caste mob attacked the Dalit colony of Seshasamudram and burned a temple car on the eve of its procession.
2016
Udumalaipettai honour killing of Shankar
Dalit youth Shankar was hacked to death in a busy street in Udumalaipettai for marrying Kausalya, a woman from a dominant caste.
2017
Death of S. Anitha and the NEET protests
Dalit student S. Anitha, who had challenged NEET in the Supreme Court, died by suicide, triggering protests across the state.
2022
Vengaivayal drinking water tank contamination
Human faeces were found in an overhead water tank serving Dalit families in Vengaivayal village of Pudukkottai district.
2023
Nanguneri attack on Dalit student and his sister
A 17-year-old Dalit student and his sister were attacked with sickles at home in Nanguneri by schoolmates from dominant castes.
2024
Murder of BSP state president K. Armstrong
Prominent Dalit leader K. Armstrong, who headed the Bahujan Samaj Party in Tamil Nadu, was hacked to death near his house in Chennai.