(Bloomberg) -- Turkey is nearing its inaugural bond sale to an Abu Dhabi sovereign wealth fund by the end of this year, a milestone for Turkish policymakers trying to regain foreign investor confidence after years of mistrust.Most Read from BloombergOpenAI Engineers Earning $800,000 a Year Turn Rare Skillset Into LeverageXi Tolerance for Property Pain Nears Limit as Rescue EmergesBond Rally Shows Signs of Stalling as Stocks Waver: Markets WrapDublin Night of Riots Leaves City With Trail of Destr