Prime Minister of the United Kingdom Theresa May raised the question of arrests at a meeting with the Turkish president , Recep Tayyip Erdoğan at the G20 meeting in Hamburg . British Foreign Office minister Alan Duncan expressed his concern about the arrests . He said that the Turkish authorities are urged to " uphold international standards with regard to the rule of law , including the presumption of innocence . "
G20 meeting
2017 G20 Hamburg summit
Peter Steudtner