1 April 2019 to 9 April 2019
Budapest, Hungary
28 November 2018 to 7 December 2018
Beirut, Lebanon
28 November 2018 to 8 December 2018
Beirut, Lebanon
13 August 2018 to 17 August 2018
Dar es Salaam, Tanzania
15 April 2018 to 2 July 2018
Baku, Azerbaijan
10 September 2018 to 14 September 2018
Oxford, United Kingdom