"The freedom of Puerto Rico is pending, and we will achieve it with Brazilian troops," the Venezuelan president said.
Maduro’s inauguration seals an election outcome that opposition politicians and the US government say was stolen.
The United States will also extend temporary protections for roughly 600,000 Venezuelan migrants in the United States.
Venezuelan President Nicolás Maduro has been sworn in to serve a third term despite plentiful credible evidence that his opponent won the election.
Venezuelan President Nicolás Maduro on Friday will face more international rebuke than at any time in his 12 years in power.
The Venezuelan capital Caracas was getting ready on Friday to host the inauguration of President Nicolas Maduro's third consecutive term as leader.
Exiled Venezuelan opposition leader Edmundo González Urrutia said Friday that he is near to his country and "ready for safe entry," while accusing Nicolás Maduro of completing a "coup d'état" as he was sworn in by the National Assembly.
As the White House prepares to welcome Donald Trump for the second time, expectations for an end to duplicitous policies and fears of big disruption in the US relations with countries across the globe are growing.
Puerto Rico Gov. Jenniffer González-Colón asked President-elect Trump to take action after Venezuela's Nicolás Maduro threatened an invasion.
Puerto Rico ’s governor has called on President-elect Donald Trump to respond after Venezuelan President Nicolás Maduro threatened to invade the U.S. territory.
Puerto Rico governor Jenniffer González Colón called Maduro's comments an "open threat to the United States and our national security."
Venezuelans once again watched as Nicolás Maduro was sworn into office on Friday, donning the executive sash and declaring himself president despite irregularities and questions around his election.