SHIMLA: Prime Minister Narendra Modi changed the political culture of the country from politics of divide and rule to that of report card in the past ten years with the mantra of ' sabka saath , sabka vikas, sabka vishvas and sabka prayas, BJP president J P Nadda said on Saturday.Addressing a public rally at Rehan in the Kangra Lok Sabha constituency in support of BJP candidate Rajiv Bhardwaj, he said, Politics of divide and rule was going on in the country for 70 years which has been converted in the past ten years to the politics of report card, where the elected representatives have to show their performance.Dubbing the INDIA bloc an alliance of families promoting dynastic politics and saving corrupt people, Nadda said that leaders of this alliance facing corruption charges are either on bail or in jail, and added that corrupt leaders would go back to jail after the polls on June 1.