Shipping Bottlenecks in Europe Send a Warning to US, Asia

The container terminal at Bremerhaven port in Bremerhaven, Germany, on April 22.

Photographer: Focke Strangmann/Getty Images

Supply Lines is a daily newsletter that tracks global trade. Sign up here.

Port congestion is worsening at key gateways in northern Europe and other hubs, according to a new report which suggests trade wars could spread maritime disruptions to Asia and the US and push up shipping rates.