WASHINGTON — Rude immigration officials and visa delays keep millions of foreign visitors away from the United States, hurt the country’s already battered image, and cost the U.S. billions of dollars in lost revenue, according to an advocacy group formed to push for a better system. To drive home the point, the Discover America Partnership released the result of a global survey on Monday which showed that international travelers see the United States as the world’s worst country in terms of getting a visa and, once you have it, making your way past rude immigration officials. The survey, of 2,011 international travelers in 16 countries, was conducted by RT Strategies, a Virginia-based polling firm, for the Discover America Partnership, a group launched in September with multimillion-dollar backing from a range of companies that include the InterContinental Hotels Group, Anheuser Busch and Walt Disney Parks and Resorts. The survey showed that the United States was ranked ‘the worst’ in terms of visas and immigration procedures by twice the percentage of travelers as the next destination regarded as unfriendly — the Middle East and the Asian subcontinent. More than half of the travelers surveyed said U.S. immigration officials […]