Summary United States returns after Trump withdrew in 2018 US to start repaying more than $600 mln in arrears US Congress concerned over Chinese sway at organisation PARIS, June 29 (Reuters) - The 193 member states of the United Nations’ cultural agency are expected to back the United States' return to the organisation almost five years after then-President Donald Trump withdrew over accusations of anti-Israel bias and mismanagement. The Paris-based agency, founded in the ashes of World War Two to protect humanity's common cultural inheritance, was thrown into turmoil after the United States - which provided a fifth of its...