After a disastrous World Cup campaign, England have dropped to eighth on the official World Rugby rankings - their lowest position since the system was introduced in 2003. Considered by many as one of the favourites to win the tournament on home soil, England fell short against Wales and the Wallabies in the pool stages, recording their worst performance ever at a World Cup by missing the knockout stages. The news is a whole lot better for Super Rugby newcomers Argentina and Japan, who have both jumped three spots on the back of their impressive tournaments. After beating Ireland in the World Cup quarter final, Los Pumas have jumped from eighth to fifth, with Japan improving from 13th to 10th after falling just short of their first quarter finals berth. New Zealand, Australia and South Africa hold the top three positions respectively, with Wales claiming fourth spot after escaping the 'pool of death.' It wasn't a great world cup for the Pacific nations with Fiji (11th), Tonga (13t