KAMPALA, Uganda—Ugandan opposition figure Bobi Wine is urging the international community to back up concerns over the country’s disputed elections with “strong actions” against President Yoweri Museveni’s government. Wine, who is disputing his loss to the long-time leader in last month’s presidential elections, told reporters that he hopes “the world will stand with the people of Uganda.” “Gen. Museveni, like all dictators, is not moved by words,” said Wine, a 38-year-old singer and legislator whose real name is Kyagulanyi Ssentamu. He spoke via video link from his house on the outskirts of the Ugandan capital, Kampala, where, he said, he effectively remains under house arrest. “We hope that there will be more action following the strongly worded statements,” he said of international condemnation of the elections. Wine said he was happy with MTV Base Africa’s decision to postpone an awards ceremony that was due to be held later this month …