Which country is the source of "black tar" or brown heroin that gained a foothold in the American drug market after the demise of the "French Connection"?

Question

Which country is the source of "black tar" or brown heroin that gained a foothold in the American drug market after the demise of the "French Connection"?​

Quizplus · Accepted Answer

Black tar or brown heroin originated in Mexico and gained popularity in the American drug market after the dismantling of the "French Connection" network, which smuggled heroin from Turkey and France to the United States in the 1960s and 1970s. Colombia is known for producing cocaine, while China and Afghanistan are known for producing different types of opioids.

Which Country Is the Source of "Black Tar" or Brown