Here's how world leaders are reacting to US President Joe Biden's inauguration on Wednesday, replacing Donald Trump.
EUROPEAN COMMISSION PRESIDENT URSULA VON DER LEYEN, IN A TWEET:
"The United States is back. And Europe stands ready.
To reconnect with an old and trusted partner, to breathe new life into our cherished alliance. I look forward to working together with @JoeBiden."
BRITISH PRIME MINISTER BORIS JOHNSON, SPEAKING IN PARLIAMENT:
Congratulations to @JoeBiden.