The opening of the Central Asian trade routes under the Han dynasty — the diplomatic mission, the specific people, and the world-altering consequences of two civilizations making contact across 4,000 miles of the most difficult terrain on earth.
The present state of the U.S. southern border as the accumulation of 175 years of specific decisions — the enforcement apparatus, the asylum system, the political economy that sustains the crisis, and the question of what the policy debate looks like when the full chain is visible versus when it...
U.S. foreign policy interventions in Guatemala, El Salvador, and Honduras from the 1950s through the 1990s and the downstream migration consequences — the deportation circuit, the emergence of the maras, and the Northern Triangle asylum-seeking migration arriving at a border system designed...
The maquiladora economy and the geography of movement — how the Border Industrialization Program of 1965 transformed the U.S.–Mexico border from a sparsely populated frontier into a densely urbanized industrial corridor, positioning millions of workers at the threshold of the United States and...
NAFTA and Mexican agricultural displacement — how the elimination of corn tariffs displaced two million subsistence farmers and transformed migration from circular seasonal labor into permanent family settlement