Mamata Banerjee's Success and Achievements in Timeline

By Popular Timelines Editorial Team · Updated: May 4, 2026

A closer look at the biggest achievements of Mamata Banerjee. Awards, milestones, and records that define success.

Mamata Banerjee is an Indian politician and lawyer, currently serving as the Chief Minister of West Bengal since 2011, the first woman to hold the position. She is the founder and president of the All India Trinamool Congress. Previously, she served as a Union Cabinet Minister and is the current leader of the house in West Bengal's Legislative Assembly. She is a prominent figure in Indian politics.

Sections (6)

Full Timeline Early Life & Education Career & Achievements Success & Recognition Challenges & Struggles Controversies & Scandals

1984: Elected as Parliamentarian

In the 1984 general election, Mamata Banerjee became one of India's youngest parliamentarians, defeating Somnath Chatterjee to win the Jadavpur parliamentary Constituency in West Bengal. She also became the general secretary of the Indian Youth Congress in 1984.

1991: Re-elected in General Elections

In the 1991 general elections, Mamata Banerjee was re-elected, securing the Calcutta South constituency.

May 2011: Became Chief Minister of West Bengal

In May 2011, Mamata Banerjee became the chief minister of West Bengal, the first woman to hold the office.

2011: Landslide victory in West Bengal

In 2011, Mamata Banerjee and the AITC alliance secured a landslide victory in West Bengal, defeating the 34-year-old Communist Party of India (Marxist)-led Left Front government.

2011: Victory and Chief Minister Position

In 2011, Mamata Banerjee's party achieved a sweeping majority, leading her to assume the position of chief minister of West Bengal, effectively ending the 34-year rule of the Left Front.

2011: Political Activism and Victory

In 2011, Mamata Banerjee's political activism, including writing letters to the Prime Minister and Home Minister to stop the violence in Nandigram, contributed to her landslide victory in the elections.

2011: Victory in West Bengal Assembly Election

In 2011, the All India Trinamool Congress, along with SUCI and the INC, won the West Bengal legislative assembly election against the Left Alliance by securing 227 seats, marking the end of the 34-year-long Left Front government.

February 2012: Praise from Bill Gates for Polio-Free Year

In February 2012, Bill Gates, of the Bill & Melinda Gates Foundation, sent a letter to the West Bengal government praising Mamata Banerjee and her administration for achieving a full year without any reported cases of polio.

September 2012: Named one of the 50 most influential people in finance

In September 2012, Bloomberg Markets magazine listed Mamata Banerjee among the 50 most influential people in the world of finance.

April 2015: Nadia declared Open Defecation Free district

On April 30, 2015, UNICEF India congratulated the government for making Nadia the first Open Defecation Free district in the country.

2016: All India Trinamool Congress landslide victory

In 2016, All India Trinamool Congress won a landslide two-thirds majority under Mamata Banerjee, winning 211 seats out of total 293. She has been elected as Chief Minister West Bengal for the second term.

2016: Land Acquisition Declared Illegal

In 2016, the Supreme Court declared that the acquisition of 997 acres of land by West Bengal's Left Front government for the Tata Motors plant in Singur was illegal.

2017: Kanyashree Prakalpa Ranked Best by United Nations

In 2017, Kanyashree Prakalpa, a scheme launched by Mamata Banerjee's government, was ranked the best by the United Nations among 552 social sector schemes from across 62 countries.

January 2018: Honorary D.Litt from Calcutta University

In January 2018, Mamata Banerjee received an Honorary D.Litt in Literature from Calcutta University.

2018: Skoch Chief Minister of the Year Award

In 2018, Mamata Banerjee was conferred the Skoch Chief Minister of the Year Award.

May 2021: AITC Victory and Third Term as Chief Minister

In May 2021, AITC won the assembly elections with a landslide majority, leading to Mamata Banerjee's election as Chief Minister of West Bengal for the third term. She took oath as Chief Minister on May 5, 2021.