Martyrdom
13 events, 1801 to 2009; 2 marked as turning points.
1801
Execution of the Maruthu brothers
Periya Marudhu and Chinna Marudhu, rulers of Sivaganga and leaders of the 1800-01 rising, were hanged at Tiruppathur fort.

Oomaithurai, brother of Kattabomman, was captured and hanged at Panchalankurichi with Sevathaiah, ending the Second Polygar War.
1805
Execution of Dheeran Chinnamalai
Dheeran Chinnamalai, a Kongu chieftain who fought the Company for several years, was hanged at Sankagiri Fort.

1911
Assassination of Collector Robert Ashe
Vanchinathan shot dead Robert Ashe, Collector of Tinnevelly, at Maniyachchi railway station and then killed himself.

1914
Death of the young satyagrahi Thillaiyadi Valliammai
Valliammai, a 16-year-old daughter of Tamil immigrants from Thillaiyadi, died after imprisonment in Gandhi's South African satyagraha.

1932
Freedom fighter Tiruppur Kumaran died of injuries from a police assault during a protest march, holding the national flag.

1939
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.
1952
Potti Sriramulu dies fasting for Andhra State
Potti Sriramulu died in Madras after a long fast demanding a separate Telugu-speaking state, prompting the creation of Andhra State.

1954
Travancore Tamil agitation for merger with Madras
Tamils in southern Travancore-Cochin campaigned under Marshal Nesamony for the merger of Tamil-majority taluks with Madras State.
1956
Sankaralinganar fasts to death for renaming the state Tamil Nadu
Gandhian Sankaralinganar began a fast in Virudhunagar demanding that Madras State be renamed Tamil Nadu and died after 76 days.
1957
Dalit leader Immanuel Sekaran murdered
Immanuel Sekaran, a Dalit activist and former soldier, was murdered amid caste tensions in Ramanathapuram district.

1964
Chinnasamy self-immolates against Hindi imposition
DMK member Chinnasamy set himself on fire at Tiruchi, the first of the language martyrs of the second anti-Hindi struggle.
2009
Self-immolation of K. Muthukumar
Journalist K. Muthukumar set himself on fire in Chennai in protest against the killing of Tamil civilians in the Sri Lankan war.