Juba, 13th August 2018. Troika countries: United States, Britain and Norway describe the recently signed South Sudan peace deal in Khartoum, Sudan as not sustainable."
The countries in a joint statement on Friday said considerable challenges lie ahead, and they are concerned that the arrangements agreed are not realistic, Xinhua reported.
They added that South Sudanese leaders will need to demonstrate commitment to peace and good governance.
The three countries expect to see a change on the ground, beginning with significant reduction in violence.
They also want to see all conflicting parties taking measures to allow full humanitarian access.
Troika pledged to support the engagement of the region in the recent Khartoum negotiations on governance and security issues.
South Sudan's conflicting parties on August 5, signed a deal on power-sharing and security arrangements in the Sudanese capital, Khartoum.