“When it comes to Mexico, you have to accept that you’re going to dance with the devil,” said a former senior D.E.A. official, who requested anonymity because he works in the private sector in Mexico. “You can’t just fold your cards and go home because you can’t find people you completely trust. You play with the cards you’re dealt.” A former senior Mexican intelligence official expressed similar misgivings about American officials. “The running complaint on the Mexican side is that the relationship with the United States is unequal and unbalanced,” said the former official, who, like others interviewed for this article, spoke anonymously to discuss diplomatic and security exchanges. “Mexico is open with its secrets. The United States is not. So there’s a lot of resentment. And there’s always an incentive to try to stick it to the Americans.”A novel that delves deeply into the War on Drugs and U.S.-Mexico relations is Don Winslow's The Power of the Dog:
An explosive novel of the drug trade, The Power of the Dog, takes you deep inside a world riddled with corruption, betrayal, and bloody revenge. Art Montana is an obsessive DEA agent. The Barrera brothers are heirs to a drug empire. Nora Hayden is a jaded teenager who becomes a high-class hooker. Father Parada is a powerful and uncorruptable Catholic priest. Callan is an Irish kid from Hell’s kitchen who grows up to be a merciless hitman. And they are all trapped in the world of the Mexican drug Federación.