When Zulfikar Ali Bhutto lifted martial law,and introduced provisional constitution? January 22, 2021 / By Preparation Point / Pakistan Studies Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedInA. 30 April 1972 B. 20 April 1972 C. 21 April 1972 D. None of these Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn