The increased reward was announced on the day Maduro was sworn in for a third six-year term as president.

Nicolás Maduro took the oath before parliament, vowing his third six-year term in office would be a "period of peace".

The opposition says María Corina Machado was then freed on the eve of President Nicolás Maduro's inauguration.

Hundreds were arrested in protests after Nicolás Maduro claimed victory in last year's contested presidential election.

US President Joe Biden calls Edmundo González "the true winner" of Venezuela's contested presidential election.

The reward has been put forward for information leading to the arrest of Edmundo González.

The opposition says the tallies prove that their candidate and not Nicolás Maduro won the election.

Three Americans were arrested, with Venezuela accusing them of working with US spy agencies.