TALLINN, Estonia (AP) — Belarus’ authoritarian leader on Friday greeted U.S. Rev. Franklin Graham, who arrived in the tightly controlled country to hold the largest evangelical Christian gathering in its history. Belarusian President Alexander Lukashenko asked Graham to convey warm greetings to President Donald Trump and tell him that he has “reliable friends and supporters in Belarus.” Since Trump returned to the White House, Lukashenko has released hundreds of political prisoners as part of U.S.-brokered deals that lifted some U.S. sanctions, part of the isolated leader’s efforts to improve ties with the West. “Without the U.S. president, it might have been more difficult for us to establish our relations,” Lukashenko told Graham, president of Samaritan’s Purse and the Billy Graham Evangelistic Association. Graham was accompanied by Greta Van Susteren, the anchor for Newsmax TV who is married to Trump’s special envoy for Belarus, John Coale.…