Articles by Olivia Konotey-Ahulu, Prejula Prem and Alex Longley

An oil tanker was attacked on Sunday in West Africa’s Gulf of Guinea and most of its crew were kidnapped, the latest in a string of incidents highlighting the security risks to shipping in the region. The vessel — an …

Pirates boarded a fully loaded supertanker off the coast of Nigeria, an act that is sure to ring alarm bells for insurers about the risk of collecting oil from Africa’s biggest producer. Nineteen crew were kidnapped and remain missing, a …