Usha Mehta was just 22 when she went "underground" to run a secret radio station during India's fight for freedom from British colonial rule. BBC Gujarati's Parth Pandya and Ravi Parmar report.
"Do or Die. We shall either free India or die in the attempt," Indian independence leader Mahatma Gandhi told fellow leaders on 8 August 1942.
The now-famous speech launched the Quit India movement - and catapulted one young woman in the crowd, 22-year-old Usha Mehta, into the history books.
Moved by Gandhi's words, Mehta - with the help of other young independence activists - launched an underground radio station within a week.
"When the press is gagged and all the news banned, a transmitter certainly helps a good deal in… spreading the message of rebellion in the remotest corners of the country," she said in an interview in 1969.
They spent the next few months broadcasting news about India's fight for freedom, urging people to join the resistance. Her stint behind the microphone may have been short but its impact was powerful.