From Arab Spring to US-Iran war — A history of oil price swings this century

Brent North Sea crude, the international benchmark, topped $100 a barrel on Wednesday following a flare-up in the US-Iran war since the end of August that risks fresh disruption to oil supplies. Oil prices have experienced great volatility since the start of the conflict at the end of February. Below is an examination of oil’s price swings this century, including when crude surged to record highs