A regional coalition convened as part of a U.S. military effort to disrupt and combat drug traffickers that officials have compared to the campaign against the Islamic State and Al Qaeda.
A multinational military exercise near Panama City in August. Regional military leaders at a gathering on Tuesday reviewed a wide-ranging U.S. military plan to combat drug smugglers.
Officials in Argentina said Mr. Bolsonaro entered the country by land then flew to Ecuador. Brazilian police had asked him to hand over his passports because of his links to an investigation.