As Joe Biden begins his first term as U.S. president, CGTN's reporters have highlighted the key areas that could affect Europe.

Reinstating the U.S. to the Paris climate accord in his first hours of the presidency is a positive first sign of a fruitful future U.S.-EU environmental partnership.

Diplomatic relations have also changed overnight, with the 'America First' Trump doctrine replaced by a more nuanced approach to international relations.

But how complete will the U.S.'s return from isolationism be, and will the new Democrat administration act swiftly to overturn tariffs on EU products?

With Biden arguably confronted by the toughest conditions faced by an incoming administration, how high will Europe be on his agenda?