Agartala, April 19 (TIWN / IANS): Tripura Chief Minister Manik Sarkar left for Kolkata on Tuesday to campaign for the CPI-M in the West Bengal assembly elections.

"Sarkar will address several election rallies in North 24 Parganas and Hooghly districts" over three days starting on Tuesday, a Communist Party of India-Marxist (CPI-M) leader told IANS.

Sarkar, who campaigned for the Left parties in Assam too, would later campaign in Kerala and Tamil Nadu.

The 68-year-old has been the Tripura chief minister for over 18 years.