13 February 2019
Washington, D.C.
26 February 2019 to 28 February 2019
Kiev, Ukraine
29 January 2019 to 31 January 2019
Dakar, Senegal
5 February 2019 to 6 February 2019
Cape Town, South Africa
2 December 2018 to 7 December 2018
Accra, Ghana