EXCLUSIVESpeaking to Al Jazeera, Gustavo Petro calls for ‘shared government through dialogue’ in Venezuela, leading to elections.Colombia’s President Gustavo Petro has stressed the importance of having open lines of communication with the United States despite President Donald Trump’s recent threats of military action against the South American country.In an interview with Al Jazeera’s Teresa Bo in Colombia’s capital, Bogota – which aired on Friday – Petro said his government is seeking to maintain cooperation on combating narcotics with Washington, striking a softer tone following days of escalating rhetoric.Recommended Stories list of 3 itemsend of listHis comments came after holding a phone call with Trump on Wednesday, a direct contact that Petro called a “means of communication that did not exist before”.Petro, Colombia’s first left-wing president, said that previously, information between the two governments had been transmitted through unofficial channels “mediated by political ideology and my opposition”.“I have been careful – despite the insults, the threats and so on – to maintain cooperation on drug trafficking between Colombia and the United States,” Petro said.US threatsJust hours after the US military abducted Venezuelan President Nicolas Maduro on Saturday, Trump turned his threats of military action towards Colombia.Trump accused Petro – without evidence – of running cocaine mills, calling him a “sick man”.Asked on Sunday whether he would authorise a military operation against Petro, Trump said, “Sounds good to me.”In response, Petro promised to defend his country, saying that he would “take up arms” for his homeland.While temperatures have cooled in the wake of the call between the two leaders on Wednesday, observers have largely seen Trump’s threats as the potential next step in the White House’s stated goal of establishing US “pre-eminence …