Modi wins landslide election victory in India's biggest state

By RupamJain and Tommy WilkesNEW DELHI (Reuters) - Prime Minister Narendra Modi's party won a landslide victory in India's most important battleground state on Saturday, in a personal triumph that will strengthen his claim to a second term as national leader.Wresting control of Uttar Pradesh is a ringing endorsement of Modi's stewardship of Asia's third-largest economy after his high-risk decision last November to scrap high-value banknotes to rein in corruption.The Election Commission of India