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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.

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

September 23, 2021

Space
Space Exploration and U.S. Competitiveness

U.S. space exploration inspired a generation of students and innovators, but NASA’s role has diminished, and the number of global space competitors is growing.

A rocket carrying NASA's Mars 2020 Perseverance Rover vehicle lifts off from the Cape Canaveral in Florida.

June 14, 2021

Diplomacy and International Institutions
Where Is the G7 Headed?

The Group of Seven (G7) serves as a forum to coordinate global policy, but experts are increasingly questioning the group’s relevance.

G7 leaders pose for a group photo at the June 2021 summit in Cornwall, England.

June 30, 2021

Sub-Saharan Africa
Africa’s ‘Leaders for Life’

Sub-Saharan Africa is home to many of the world’s longest-ruling heads of state. Pro-democracy advocates have at times successfully stopped presidents from extending their mandates, but the authorita…

A worker throws away campaign posters of President Yoweri Museveni after Uganda’s 2021 election.

May 4, 2021

United States
The U.S. Vice President and Foreign Policy

Modern vice presidents can trace much of their political influence to the broad reforms that Jimmy Carter and Walter Mondale made to the second-highest elected office in the late 1970s.

Vice-President-Cheney-Rumsfeld-Libby--.jpg

July 7, 2021

Energy and Environment
How Green-Party Success Is Reshaping Global Politics

Once a fringe movement, green parties are increasingly shaping the debate in countries around the world. How influential are they, and what comes next?

Annalena Baerbock, leader of Germany’s green party, speaks at the party conference in June 2021.

April 21, 2021

United States
How Police Compare in Different Democracies

Recent killings by U.S. officers have sparked widespread calls for police reform and an end to systemic racism. Here’s how U.S. policing compares with other countries’ approaches.

A photo from behind of rows of police officers wearing navy blue uniforms and hats in a moodily lit arena.

February 2, 2005

Iraq
Iraq: The war’s price tag

This publication is now archived. How much has the war in Iraq cost?Congress has so far appropriated about $123 billion for the war in Iraq in addition to the military’s standard operating expenses c…

June 10, 2019

G20 (Group of Twenty)
The Group of Twenty

The Group of Twenty, an informal gathering of many of the world’s largest economies, is the premier global forum for discussing economic issues. But it faces challenges from U.S. protectionism and th…

2019 G20 Logo