On the 145th anniversary of the designer of our National flag Pingali Venkayya, PM Modi everyone to change their profile pictures to Tiranga to mark it as a tribute to Pingali Venkayya. As part of the Azadi ka Amrit Mahotsav, the government will host a mega event Tuesday evening to celebrate the legacy of freedom fighter Pingali Venkayya during which ‘Har Ghar Tiranga’ anthem and video will also be launched.