(VOVworld) - Yemen's warring parties began UN-backed peace talks in Switzerland, as a seven-day ceasefire took effect.

Saudi-led coalition and government forces have struggled to drive back the rebels (Photo: Getty Images)

Yemen plunged into chaos when Houthi rebels backed by forces loyal to ousted President Ali Abdullah Saleh seized and took control of many areas in Yemen, forcing President Mansour Hadi into exile in Saudi Arabia.