Catalonia has wanted to secede from Spain for a while, but the issue has been further exacerbated by Spain's economic troubles. The latest bid for independence has been met with resistance. The Spanish government has arrested and cracked down on Catalan separatists, while also declaring the referendum illegal.
The Rohingya, a Muslim group indigenous to Rakhine state, have been described as "one of the world's most persecuted minorities". Targeted by the country's Buddhist community, many were killed or forced to flee their homes.
The international community has stepped up sanctions against the country, which is allegedly a threat to others with its nuclear programmes. Long considered a rogue state, Pyongyang continues to fuel tensions in the region with frequent missile launches.