India, Oct. 18 -- India's corporate landscape has witnessed several big acquisitions over the past five years, with major business groups expanding into new sectors, strengthening their market positions and taking control of established companies. From cement and aviation to consumer goods, these deals have changed competition and created new opportunities and risks for investors.

An acquisition is when one company purchases another company or takes control of its business by buying a majority stake. Companies usually make acquisitions to enter new markets, expand their product range, acquire established brands or reduce competition. These deals can involve cash payments, shares or a combination of both.

For example, when Company A acq...