Congress president Sonia Gandhi today inaugurated a photo exhibition commemorating Indira Gandhi's birth centenary year. The exhibition was organized at Mrs. Gandhi's ancestral home at Swaraj Bhawan in Allahabad.<br/><br/> The Congress president said, Mrs. Gandhi strongly believed in Unity in Diversity. She said, Indira Gandhi was a courageous leader who tackled difficult situations bravely. Congress Vice president Rahul Gandhi and Priyanka Vadra Gandhi were also present on this occasion.<br/><br/> About 220 Photographs depicting different events of Late Indira Gandhi's life are being shown in this exhibition. The exhibition will during the course of next year also travel to cities like Mumbai, Kolkata, Bengaluru and finally to New Delhi on 19th November next year when the centenary year celebrations will close.