Tariffs have been applied over the years to protect homegrown industries and target competitors who are seen as using unfair trade practices. They impose costs on both importers and exporters and had been in decline until the recent U.S.-China trade war.

China has become Africa’s largest trade partner and has greatly expanded its economic ties to the continent, but its growing activities there have raised questions about its noninterference policy.  …

Poland has maintained economic growth despite the global financial crisis and eurozone woes, while asserting itself as a leading advocate for greater European integration.