New Delhi: Congress MP Shashi Tharoor appealed to Prime Minister Narendra Modi on Monday saying that the FIR had filed against an open letter to the PM in July against the writers. 'deeply distrubed'. Tharoor urged the Prime Minister to "affirm Article 19's constitutional principle" and guarantee freedom of expression and speech. He tweeted: Urging all those who believe in #FreedomOfExpression to send this or similar letters to @PMOIndia @narendramodi urging him to affirm the constitutional principle of our Article 19 rights & the value of democratic dissent — even if more FIRs follow as a result! #SaveFreeSpeech.