The opposition leader and free market advocate says she has a ‘mandate’ to take on Maduro.
Colombia President Gustavo Petro is hosting int’l meeting aimed at resolving political crisis in neighbouring Venezuela.
The government of Nicolas Maduro has been criticised for barring potential challengers from seeking office.
Discussions in Mexico on Saturday to touch on humanitarian aid, US authorisation for Chevron to operate in Venezuela.
Maduro is pressing for the lifting of sanctions imposed by the United States and Europe.
Freddy Guevara’s arrest came as unidentified armed men threatened opposition leader Juan Guaido in his carpark.
![Freddy Guevara was detained on July 12, 2021 and transferred to the headquarters of the intelligence services, according to the Venezuelan opposition [File: Federico Parra/ AFP]](https://www.aljazeera.com/wp-content/uploads/2021/07/000_9EU8ZX.jpg?resize=270%2C180&quality=80)
A new report finds that the US deployment of aid was aimed in part to unseat Venezuela’s President Nicolas Maduro.
![Food assistance bags containing basic food staples, such as pasta, sugar, flour, and kitchen oil, provided through the CLAP government food assistance programme in the Santa Rosalia neighbourhood of Caracas, Venezuela. [Matias Delacroix/AP Photo]](https://www.aljazeera.com/wp-content/uploads/2021/04/AP_21113714164410.jpg?resize=270%2C180&quality=80)
Venezuela in theory would be among the biggest recipients of $650bn in SDR aid the IMF is planning to give to countries.
![The International Monetary Fund's decision is the latest setback for President Nicolas Maduro’s regime, which has been largely cut off from a global financial network due to Untied States sanctions [File: Carlos Becerra/Bloomberg]](https://www.aljazeera.com/wp-content/uploads/2021/04/ven.jpg?resize=270%2C180&quality=80)
Three ministers knew about the proposed deal for Citgo to borrow up to $4bn, according to documents seen by Reuters.
![The Citgo financing was never executed, and a Caracas court in late 2020 sentenced the six executives to between eight and 13 years in prison on graft charges [File: Jonathan Bachman/Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/03/citgo.jpg?resize=270%2C180&quality=80)
Biden administration move would shield Venezuelans already in the US from deportation and allow them to work legally.
![A Venezuelan exile loads boxes into a container, next to a poster of opposition leader Juan Guaido, during a collection drive of humanitarian aid in Miami, Florida, in March 2019 [File: Gaston De Cardenas/Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/03/2019-03-30T193837Z_645565542_RC18D4CB8000_RTRMADP_3_VENEZUELA-POLITICS-USA.jpg?resize=270%2C180&quality=80)
Maduro’s government got about $1.21bn from the trade despite crippling US sanctions, an opposition figure alleges.
![Venezuelan gold was refined in Mali and then resold primarily in the United Arab Emirates, Julio Borges, the opposition leader's chief overseas envoy, told reporters on Wednesday [File: Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/03/gold.jpg?resize=270%2C180&quality=80)
US secretary of state spoke to Venezuela’s opposition leader, stressing the importance of a return to democracy.
![Before taking office, Blinken called Maduro a 'dictator' and said he would continue recognising Guaido as the interim president [File: Manuel Balce Ceneta/Pool via Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/03/2021-02-26T224728Z_1644408421_RC2M0M9FK6FS_RTRMADP_3_USA-MEXICO.jpg?resize=270%2C180&quality=80)
Venezuela must pay $100m to access vaccines via the COVAX program but cannot pay due to sanctions, officials have said.
![The United States in 2019 recognised Juan Guaido as Venezuela's legitimate president and created a sanctions package against the Maduro government that included the seizure of nearly $350m held in US accounts [File: Manaure Quintero/Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/02/guaido.jpg?resize=270%2C180&quality=80)
The shift in legislative power away from the opposition marks a consolidation of power for President Nicolas Maduro.
![Nicolas Maduro was set to extend his grip on power on Tuesday as the governing socialist party prepared to assume the leadership of Venezuela’s congress, the last institution in the country it did not already control [Fausto Torrealba/Reuters]](https://www.aljazeera.com/wp-content/uploads/2021/01/2021-01-05T151132Z_1354894914_RC2R1L947W5D_RTRMADP_3_VENEZUELA-POLITICS.jpg?resize=270%2C180&quality=80)
