Opioid addiction has become one of the United States’ biggest killers, endangering public health, the economy, and national security. But closing the floodgates on fentanyl poses a significant foreig…

The U.S. government responds to scores of disasters each year in coordination with foreign, state, and local partners, but more frequent and severe storms, fires, and floods are straining resources.

Ukraine’s Westward drift since independence has been countered by the sometimes violent tug of Russia, felt most recently with Putin’s 2022 invasion.

The Zika virus, which has been found to cause severe birth defects, has spread across the Americas, prompting the World Health Organization to declare a global health emergency.