South Korean President Park Geun-hye on Monday criticized Japanese Prime Minister Shinzo Abe for not providing a new apology for Tokyo’s wartime actions during a visit to the U.S., but also said Seoul’s diplomacy shouldn’t be “buried in the past,” indicating a desire to improve strained ties. In her first public remarks about Mr. Abe’s recent trip to the U.S., Ms. Park said the Japanese leader had missed an opportunity to improve relations with Tokyo’s neighbors