NEW : Afghanistan , climate change , economy , nuclear civil deal on world leaders ' agenda . Indian Prime Minister Manmohan Singh is on first official visit of his country . Singh 's visit -- his second to Washington after a meeting with Bush -- will last five days . Singh will attend White House state dinner . President Obama accepts invitation to visit India .
NEW : Afghanistan , climate change , economy , nuclear civil deal on world leaders ' agenda . Indian Prime Minister Manmohan Singh is on first official visit of his country . Singh will attend White House state dinner . President Obama accepts invitation to visit India .