New Delhi, June 12 -- The Congress party will launch a nationwide campaign against the Prime Minister Narendra Modi-led central government over unemployment, price rise and exam crisis, party general secretary KC Venugopal said on Thursday. The development comes a day after the Bharatiya Janata Party (BJP) celebrated PM Modi's achievement as the country's longest continuously-serving elected Prime Minister. "Under the leadership of INC President Sh. Mallikarjun @kharge ji and LOP Sh. @RahulGandhi ji, attended the meeting with AICC general secretaries, In-Charges and PCC Presidents from across India to discuss the present political situation. Unemployment, rampant paper leaks, skyrocketing inflation and economic destruction were part of the agenda," Venugopal tweeted after the meeting. The agitation is likely to start June end and continue for 2-3 months. P4...