European Union flags at the EU headquarters in Brussels, Sept. 11, 2019.
Political chaos is growing in the UK as the government tries to manage the country's exit from the European Union. What does the EU do that so angered UK voters that they voted to leave?
Members of the 1st Marine Division land on Guadalcanal on Aug. 7, 1942.
U.S. Marine Corps
A defender that can hold out while inflicting greater losses on its attacker can wear down an adversary – reducing the threat of additional attacks.
A group of Mexican laborers boarding a train in Chicago to be deported in 1951.
Trump has expanded and escalated the most punitive policies he inherited from his predecessors.
The European Parliament is more fragmented than ever in its history, which could lead to legislative paralysis.
Populists didn't do well enough in the EU's recent elections to destroy Europe from within. But with far-right and far-left parties winning new seats, consensus on key issues looks ever less likely.
A board for the Prussian wargame of ‘Kriegsspiel.’
Matthew Kirschenbaum/Wikimedia Commons
War games let you test your political and military acumen right at your kitchen table – while also helping you appreciate how decision-makers are limited by the choices of others.
Des migrants d'Amérique centrale traversent le Pont international II à Piedras Negras, État de Coahuila, Mexique, à la frontière avec les États-Unis, le 16 février 2019.
Julio Cesar Aguilar/AFP
Des milliers de migrants d’Amérique centrale tentent de traverser la frontière sud des États-Unis. Un chercheur a suivi leur chemin pour découvrir les raisons de ce voyage dangereux, parfois mortel.
The WTO’s home in Geneva.
A quarter-century ago, more than 100 nations agreed to engage in freer trade with one another and signed the declaration that established the World Trade Organization.
Signs of protest along the Irish border.
AP Photo/Peter Morrison
Two scholars examine days of parliamentary debate to learn how British MPs talk about the 'Irish backstop' and maintaining peace in Northern Ireland.
Benny Gantz, left, leader of the Blue and White party; Israeli Prime Minister Benjamin Netanyahu, right.
REUTERS/Amir Cohen, left; Ariel Schalit/Pool via REUTERS, right
They wanted to oust Israeli leader Benjamin Netanyahu in Tuesday's election, but the failure of three centrist generals to talk about key issues may have made Netanyahu the apparent winner.
A man hugs his family before leaving for the U.S. border with a migrant caravan from San Salvador, El Salvador, Jan. 16, 2019.
Thousands of Central American migrants are trying to cross the U.S. southern border. One scholar followed their paths to find out why they make the dangerous, sometimes deadly, journey.
Outside the Houses of Parliament in London on March 14, 2019.
Three scholars react to the spectacle, finger-pointing and long-term harms of the stalemate in British Parliament.
Trapping carbon dioxide in minerals happens naturally over thousands of years. Can humans speed it up – safely?
Adding industrial chemicals and natural alkaline minerals could slow climate change, but like other geoengineering proposals, it comes with many complex technical and legal challenges.
The U.S. military is shifting the focus of its cyberwarfare forces.
U.S. Air Force
A new strategy for U.S. Cyber Command seeks to block enemies from achieving their objectives – but may not be successful, and could have unforeseen consequences.
Is helping populate the caliphate an innocent act?
REUTERS/ Rodi Said
Hundreds of thousands of women helped the Nazi cause. Few ever faced justice.
Severe malnutrition, like this Yemeni boy experienced, is one of the results of the Yemen conflict.
The US has supported a Saudi-led military coalition that has inflicted profound and deadly damage on Yemen. A Senate vote could end what a human rights scholar says is US complicity in genocide.
Homelessness is a major driver of HIV/AIDS.
President Trump recently announced in his State of the Union message that his administration will eliminate HIV within 10 years. He did not mention the social factors that must be addressed.
Yellow vest protesters want French president Emmanuel Macron to feel their pain. Is he listening?
President Emmanuel Macron has presented himself as a defender of the liberal order against the rising tide of right-wing populism. But he can't lead Europe while mass protests have France in crisis.
Unlike every president who followed him, George H.W. Bush had a background in foreign policy. In 1972, Bush was serving as U.S. ambassador to the U.N.
AP Photo/Dave Pickoff
The first President Bush had some impressive foreign policies wins, but could he be best remembered for getting the US entangled in Iraq?
Saleh Hassan al-Faqeh holds the hand of his 4-month-old daughter, Hajar, who died at the malnutrition ward of al-Sabeen Hospital in Sanaa, Yemen, Nov. 15, 2018.
The Obama and Trump administrations have supported a military coalition that has inflicted profound and deadly damage on Yemen. A human rights scholar says the US is complicit in genocide.
Screenshot from Republican John Rose’s campaign ad ‘Build the Wall,’ which equates all immigration with the Salvadoran gang MS-13.
John Rose For Tennessee via YouTube
MS-13 is not the biggest or most violent gang in the US. But its grisly murders and Latino membership inflame Americans' anxiety about immigration. GOP campaign ads stoke those fears to attack Democrats.