Historically, the Golden Triangle on the Mekong River has been a strategic yet largely impoverished crossroads between Thailand, Myanmar, Laos, and southern China. In the latter half of the 20th century, it was known as one of the world's key opium-producing regions. The new transnational "economic corridors" connecting northern Thailand and southwestern China via key border towns in Myanmar and Laos have greatly increased the volume of trade and...