Communist
10 events, 1923 to 2024; 1 marked as turning points.
1923
First May Day celebration in India
Singaravelar organised the first May Day celebration in India at Madras and launched the Labour Kisan Party of Hindustan.

1925
Singaravelar chairs first Communist conference at Kanpur
M. Singaravelu, a labour leader from Madras, presided over the founding convention of the Communist Party of India in Kanpur.

1928
Workers of the South Indian Railway struck against planned layoffs of over 3,100 employees, disrupting transport across South India.
1931
Kudi Arasu editorial on Bhagat Singh's execution
Writing in Kudi Arasu, Periyar faulted Gandhi over Bhagat Singh's execution, a sign of the journal's increasingly leftist stance.

Periyar tours Europe and the Soviet Union
Periyar E. V. Ramasamy toured Europe and spent three months in the Soviet Union, an experience that shaped his later politics.

1935
Tamil translation of 'Why I am an Atheist' banned
Bhagat Singh's 'Why I am an Atheist' in Tamil was banned by the Madras government, which also arrested the translator and the publisher.

1952
First general election; Rajaji forms government
After the first general election left Congress short of a majority, C. Rajagopalachari was sworn in as Chief Minister of Madras State.

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

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.
2024
Samsung workers strike at Sriperumbudur
About 1,500 workers at Samsung's Sriperumbudur plant struck for over a month, seeking recognition of their CITU-backed union.
