C. Rajagopalachari served as the first Chief Minister of Tamil Nadu (then Madras State) from 1952 to 1954.

TIDEL Park in Chennai is a major IT hub in Tamil Nadu and part of the Smart Cities Mission development initiative.

Tamil Nadu ranks first in textile manufacturing and exports in India with over 45% of national textile exports.

The Kaveri (Cauvery) River is the primary river in Tamil Nadu supporting agriculture through irrigation and is known as the lifeline of Tamil Nadu.

Bharatanatyam is the classical dance form of Tamil Nadu involving rhythmic movements and storytelling through mudras and expressions.

Rajendra Chola I (1014-1044 CE) conducted extensive naval campaigns, conquered parts of Southeast Asia including Srivijaya, and is credited with establishing Chola dominance across the Indian Ocean.

Tamil is the official language of Tamil Nadu state since 1956. It is used for administration and higher education, though English is also widely used alongside.

Mahabalipuram (Mamallapuram) is a UNESCO World Heritage Site famous for its rock-cut structures, shore temples, and intricate Pallava sculptures dating to the 7th-8th centuries.

The Sangam period (300 BCE-300 CE) saw the flourishing of Chola, Pandya, and Chera kingdoms, which together dominated the Tamil region and patronized the famous Sangam literature.

Ilango Adigal, a Jain monk, authored 'Silappatikaram' (The Tale of an Anklet), a monumental work of classical Tamil literature focusing on ethics, justice, and devotion.