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May 4, 2021

Americas
U.S. Detention of Child Migrants

Tens of thousands of unaccompanied children have been arriving at the U.S.-Mexico border each year, sparking debate over how to respond. A recent rise in their numbers has challenged the Biden admini…

A young girl carries a child inside an immigrant holding area. Barbed wire and other people frame the photo.

October 11, 2021

Pharmaceuticals and Vaccines
A Guide to Global COVID-19 Vaccine Efforts

The swift development of effective vaccines against the new coronavirus was an unprecedented scientific achievement. But production challenges, vaccine nationalism, and new virus strains have all pre…

Physician Alister Martin receives one of the first doses of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine at Massachusetts General Hospital in Boston, Massachusetts, U.S., December 16, 2020.Craig F. Walker

October 5, 2021

International Organizations
The Role of the UN Secretary-General

The United Nations’ top leadership position has broad authority to steer the organization’s agenda, but its impact has varied widely since 1946.

UN Secretary-General Antonio Guterres sits for a photograph at the UN headquarters in Manhattan.

August 31, 2021

Mexico
The U.S. Immigration Debate

Comprehensive immigration reform has eluded Congress for years, moving controversial policy decisions into the executive and judicial branches of government.

Migrant families wait in line to seek asylum with U.S. Border Patrol agents in Hidalgo, Texas.

September 8, 2021

Public Health Threats and Pandemics
The U.S. Opioid Epidemic

Opioid addiction in the United States has become a prolonged epidemic, threatening not only public health but economic output and national security.

A man uses heroin under a bridge where he lives with other addicts in Philadelphia, Pennsylvania.

July 1, 2021

Latin America
Central America’s Turbulent Northern Triangle

The U.S. government is responding to another wave of migrants fleeing poverty, violence, and other challenges in the Central American region.

A child sits outside her home in San Pedro Sula, Honduras.

May 18, 2021

Health
What Does the CDC Do?

The federal agency has a broad mandate to protect Americans’ health and an expansive global reach. But the COVID-19 pandemic has emerged as one of its most daunting challenges.

The CDC’s Emergency Operations Center is reflected in the glass of a room where staff meet to discuss the Ebola crisis in October 2014.

June 23, 2021

China
The Chinese Communist Party

The Chinese Communist Party faces a host of domestic and international challenges as it aims to bolster China’s great-power status.

Xi Jinping stands before delegates at the closing session of the nineteenth National Congress of the Communist Party of China.

April 12, 2021

United States
How the U.S. Patrols Its Borders

U.S. troops have been sent to the border with Mexico to supplement the work of Border Patrol agents amid debate over the merits of building a wall. Here are the facts.

An aerial photo of a line of people sitting near a white pickup truck. They are facing a border barrier.

September 10, 2021

Health
What Is the FDA’s Role in Public Health?

The U.S. health agency regulates the country’s foods and drugs, among other products. The COVID-19 pandemic and controversy over vaccines and treatments have highlighted the FDA’s role.

An FDA worker tests a medical device using a water bath.