<p>The portrait of Shiv Sena founder Bal Thackeray was unveiled in the Central hall of Maharashtra Vidhan Bhawan in Mumbai on January 23. The oil portrait was unveiled on the occasion of Bal Thackeray’s 97th birth anniversary. Former Chief Minister Uddhav Thackeray and his son Aaditya Thackeray boycotted the event. <br /> </p>