US raises 5-fold the fee to renounce citizenship

 Each year, millions of people across the world hanker after US visas and green cards for sundry reasons, from perceived economic opportunities and political and social persecution at home, to dreams of a better lifestyle in the US. More than half million immigrants eventually become naturalized US citizens each year, an expanding segment that has pushed the overall immigrant population in US to over 42 million in 2014, a historic 13% high in a country of 313 million.