Mumbai (Maharashtra) [India], January 26 (ANI): As India marked its 75th Republic Day on Friday, several B-town celebs took to their social media handles and extended heartfelt wishes. Taking to Instagram, actor Hrithik Roshan shared a video that he captioned, “Over the course of the last couple years, I have learnt how little is really known of the extent of the work undertaken by our Defence forces to keep our lands, skies and seas protected. Today India marks it’s 75th year of becoming a Republic – here’s to our brave men and women at the borders who personify the Spirit of India! Jai Hind….