Mamata expresses gratitude to TMC supporters on party's 21st foundation day

West Bengal Chief Minister Mamata Banerjee on Tuesday observed the 21st foundation day of Trinamool Congress party. "Today @AITCofficial turns 21. The journey which began on January 1, 1998 has been full of struggles, but we have been steadfast in our resolve to fight for the people #Trinamool21," Banerjee tweeted. Expressing her gratitude to the supporters, she wrote: "We are thankful to Maa-Mati-Manush for their constant support. And the workers who work hard 365 days a year for the people. A big salute to you." The All India Trinamool Congress (abbreviated AITC, TMC or Trinamool Congress) is based in West Bengal and is led by its founder Mamata Banerjee.