Transatlantic ties in 5 charts With the US and Europe in a new era of uncertainty, some key facts and figures.

The transatlantic relationship is in a state of flux.

Leaders in the United States and Europe are struggling to forge a new era of cooperation as decades-old ties come under strain. President Donald Trump has bluntly demanded European allies spend more on defense, championed an “America First” foreign policy and struck a protectionist note on trade. Trying to reboot after Britain's Brexit vote, the EU is increasing military cooperation and pushing ahead with trade deals while grappling with deep divisions on issues such as migration and the rule of law.

Here are some indicators of the state of transatlantic ties.

This article is part of a series: The New Transatlantic Order.