Kathmandu: Nepal’s second largest party in Parliament – CPN-UML – on Monday withdrew its support to Prime Minister Pushpa Kamal Dahal “Prachanda”-led government following a rift over backing the main opposition party’s candidate for the presidential poll, plunging the Himalayan nation to another spell of political instability.Kathmandu: Nepal’s second largest party in Parliament – CPN-UML – on Monday withdrew its support to Prime Minister Pushpa Kamal Dahal “Prachanda”-led government following a rift over backing the main opposition party’s candidate for the presidential poll, plunging the Himalayan nation to another spell of political instability.