The government today justified police action to end Ramdev's agitation against corruption in Delhi's Ramlila maidan. Speaking to reporters in New Delhi, union minister Kapil Sibal said the yoga guru had violated the undertaking for permission and had even backed out on his assurances to end fast yesterday . Mr Sibal, who was holding negotiations with Ramdev over the last few days, said there were apprehensions about law and order situation in Delhi. Mr Sibal said 50,000 people were at Ramlila Maidan although baba Ramdev had sought permission for a yoga camp for a gathering of 5,000 only. Delhi Police today registered a case against unnamed persons on charges of rioting in connection with the Baba Ramdev-led protest at Ramlila Maidan in the National Capital.Talking to our correspondent, Delhi Poice spokesman Rajan Bhagat said the case was registered at Kamla Market police station against unidentified people on charges of rioting, preventing public servants from discharging duties and damaging public property. Police sources said, Ramdev has been banned for entering Delhi for 15 days. Reacting on the development, Congress leader Digvijay Singh justified the action against Baba Ramdev. Mr Singh accused him of inciting people despite striking a deal with the government for ending his protest. Mr Singh also demanded an inquiry into the thousands of crores of rupees of property owned by Ramdev. BJP has criticised the police action. Addressing newsmen in Lucknow today, BJP President Nitin Gadkari alleged that Congress is not ready to discuss corruption issue through democratic means. Replying to questions, he said the issue of corruption should not be politicised. Speaking to AIR, senior CPI leader Gurudas Dasgupta wondered why a yoga guru like Baba Ramdev has sought to become an exponent against corruption.Addressing his followers on arrival at his Ashram in Haridwar today Baba Ramdev said, his agitation against Black Money' would continue. Meanwhile, leader of Opposition in Uttarakhand Assembly Harak Singh Rawat briefing the media persons in Dehradun made allegation of corruption against Baba Ramdev and demanded a high level inquiry against him and his Ashram.