Other positions have included diplomatic fellow at the Council on Foreign Relations and visiting scholar at Columbia University.

[6] Arria is a critic of former President of Venezuela, Hugo Chávez,[7] and denounced him at the International Criminal Court at The Hague for crimes against humanity.

Arria resigned as head of the Venezuela Tourism Corporation to create the political movement Causa Común (Common Cause) that later supported the presidential candidacy of Carlos Andrés Pérez.

[1] As part of his campaign, he published two books: "Primero La Gente" ("The People First") and "Dedicación a una Causa" ("Dedication to a Cause").

With the concurrence of Council members, subsequent Arria meetings moved from the delegates lounge to a UN conference room in the basement and were supported by simultaneous interpretation.

[19]One Arria formula meeting did gain attention; it was hosted by the Russian UN delegation[20] dealing with OPCW reporting on the Douma chemical attack in the Syrian Civil War, which was held at the UNSC on 20 January 2020.

According to government officials, the ranch was unproductive and was a case of idle lands; according to Arria, the farm had 300 cattle and 90% of it was under some form of agricultural development.

A top Venezuelan government official, Jorge Rodriguez, alleged that he had uncovered emails between the accused that proved their guilt,[30][31][32] resulting in Venezuela's attorney general Luisa Ortega Díaz subpoenaing Arria as a witness, along with María Corina Machado, Pedro Burelli, and Ricardo Koesling,[33] and a week later, on June 11, warrants were issued for their arrest.

"[35][36][37][38] Arria portrays Venezuelan foreign minister Ignacio Iribarren Borges [es] in the 2008 film Che.