1664 - Shivaji Maharaj attacked Ahemadnagar.
2012 - In the worst power outage in India blackouts leave 620 million people without power on July 30 and 31.
1889 - Rai Rajeshwar Bali was born. He was the Taluqdar of Daryabad, which was a princely state in India. He was an intellectual reformist. He also held the position of education minister of UP from 1924 to 1928.
2004 - Allu Rama Lingaiah died in Hyderabad. He was a Telugu film actor famous for his role as comedian. He has acted in more than 1000 films.