NATO said Wednesday it will hold talks involving Turkey, Finland and Sweden in hopes of ending Ankara’s opposition to the Nordic nations joining the alliance ahead of a summit this month. Secretary-General Jens Stoltenberg said he would convene senior officials from the three nations in Brussels in the coming days “to ensure that we make progress on the applications of Finland and Sweden to join NATO.” “My intention is to have this in place before the NATO summit” in Madrid starting on June 28, Stoltenberg said on a visit to Washington. “Finland and Sweden have made it clear that they are read…