12. Mexico
The United States and Mexico share a deep interdependence through trade, security cooperation, and cultural exchange. As neighbors, they maintain a robust partnership, exemplified by the United States-Mexico-Canada Agreement (USMCA), which facilitates economic collaboration. Their mutual efforts on issues like migration and drug enforcement underscore a commitment to regional stability. This enduring alliance is vital to both nations, reflecting a longstanding and multifaceted relationship. (wilsoncenter.org)
