Ratan Tata: Top 10 achievements under his leadership

Ratan Tata, the chairman of the Tata group since 1991, is set to step down from the post when he turns 75 later this month. Here's a look at some milestones the group achieved during his tenure.

1998: The Tata Indica, the conglomerate's first passenger car, was launched this year. The car went on to become the No. 1 brand in its segment within two years.

2000: Tata Tea, now Tata Global Beverages, acquired the Tetley group, the world's second largest manufacturer and distributor of tea. Tetley is the largest tea company in the UK.

2001: Tata AIG, a joint venture between the Tata group and American International Group Inc (AIG), marks the re-entry of the Tata group into the insurance sector. The group's insurance company, New India Assurance, founded by Dorab Tata in 1919, was nationalised in 1956.

2002: The group acquires a controlling stake in Videsh Sanchar Nigam Ltd. VSNL was founded in 1986 and was the first Indian PSU to be listed on the New York Stock Exchange.

2003: Tata Consultancy Services became the first Indian software company to cross $1 billion in revenue. The company went public a year later.

2004: Tata Motors is listed on the New York Stock Exchange. The company also acquires the heavy vehicles unit of Daewoo Motors the same year.

2007: Tata Steel acquires Anglo-Dutch company Corus, the second-largest steel maker in Europe.

2008: Tata Motors unveils the Nano, the country's cheapest passenger car. It was initially dubbed the Rs 1 lakh car, though it now costs Rs 1.5-2 lakh.

2008: Tata Motors acquires the Jaguar and Land Rover businesses from Ford, and forms a new company, Jaguar Land Rover.

2012: Tata Global Beverages and Starbucks form a joint venture, Tata Starbucks Ltd, and open their first store in Mumbai.