The trade tensions between the United States and China will cause only minor immediate damage to their giant economies. However, tariffs have important and diverse effects on individual sectors and cause heightened uncertainty. The main adverse effects on Sub-Saharan Africa will therefore be through global investor confidence, economic growth and commodity prices, and these effects could be severe if the dispute escalates further and endangers the rules-based trading system. The trade tensions are also a symptom of the growing rivalry between China and the United States, raising challenging questions for African development strategy and diplomacy