She sent a letter of congratulation to the BJP leader on Tuesday, AICC sources said today. There had been criticism of Sonia and her son Rahul Gandhi for not felicitating Modi by his name after his landslide win.
Earlier there was a lot of criticism that the Congress president had not wished the would be prime minister.
Sonia Gandhi however had congratulated the newly formed government and wished them all the success.
Meanwhile, Sonia Gandhi resigned as member of Nehru Memorial Museum and Library, also resigns from the Ministry of Culture.
Narendra Modi's swearing-in ceremony will be May 26. The swearing-in ceremony has already grabbed a lot of attention because of the guest list that includes heads of the states from all over the world.