A Manhattan art dealer has been arrested on fraud charges for “a multimillion-dollar international art scam in which he bought up works by 19th century French artists, forged them and sold off the fakes through prestigious auction houses. The brazen forgery racket, which spanned the globe from New York to Paris, London and Toyko, involved more than 25 paintings by masters such as Monet, Marc Chagall, Pierre-Auguste Renoir and Paul Gaugin, court documents charge.”