Julian Assange is flying back to Australia after a 12-year legal battle. Here’s what we know about his US plea deal

WikiLeaks founder Julian Assange was released from a British prison and was making his way back to his home country Australia on Monday after his 12-year battle against extradition to the United States ended in a plea deal.

The controversial figure has spent the past five years in a high-security UK prison and nearly seven years before that holed up at the Ecuadorian embassy in London, trying to avoid arrest that could have led to life imprisonment.

On Monday, Assange, 52, agreed to plead guilty to a felony charge related to his alleged role in one...