In the Westminster system, which India opted to inherit from the British, the leader of the opposition in the House of Commons, or the Lok Sabha, is considered the prime minister in waiting.
While the convention has been followed more in its breach in India, many thought Sushma Swaraj, the leader of the opposition in the Lok Sabha during the UPA 2 years from 2009 to 2014, would be India’s future prime minister.
But that was until Narendra Modi, who was the chief minister of Gujarat then, rallied the party and its workers to his side and was announced the