South Sudan’s unity government marked its two-year anniversary against a backdrop of stalled constitutional progress and ongoing cycles of community violence – often fuelled by political groups and armed militias – the senior UN official in the country told the Security Council on Monday. “As we enter the remaining 12 months of the transitional period … we are mindful of the accumulation of unfulfilled commitments and the imperative to address them in the limited time at hand,” said Nicholas Haysom, the Secretary-General’s Special Representative for South Sudan, and head of the UN mission ther…