 In 2019, the group was greatly weakened by infighting, arrests of senior operatives, and a war with the Sinaloa Cartel and its allies,

CJNG co-founder Érick Valencia Salazar (alias "El 85") and former high-ranking CJNG leader Enrique Sánchez Martínez (alias "El Cholo") had also departed from the CJNG and formed a rival cartel known as the Nueva Plaza Cartel.Since 2017, the cartel has been engaged in a war with the CJNG.The Nueva Plaza Cartel has also become aligned with the Sinaloa Cartel to fight the CJNG.