During the meeting of Prime Ministers' Museum and Library Society, chaired by PM Narendra Modi, it was decided to take legal route for return of Jawaharlal Nehru's personal letters taken by Sonia Gandhi in 2008. Around 51 boxes of papers were sent to Sonia, then UPA Chairperson. The papers included letters to Edwina Mountbatten, Albert Einstein, JP Narayan, among others.