Critics of the invasion of Iraq in 2003 claimed the United States was moving into a foreign territory in order to take its oil. But here’s a new one: The U.S. military occupies a swathe of foreign soil for 65 years, fills it with oil, then moves out. That’s what appears to be happening at United States Army Garrison (USAG) Yongsan, the beleaguered base at the heart of South Korea’s capital.