Africa · Western

Key Facts

—Price drop. Brent crude fell more than $16 in eight trading sessions, retreating from around $100 to $83.86 per barrel.

—Trigger. President Donald Trump revived peace talks with Iran and called off a threatened large-scale military strike.

—Strait of Hormuz. The talks centre on reopening the world’s most critical oil chokepoint, through which 20% of globally traded crude passes.