Articles on Allies

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Greenland’s cryolite mine, essential for U.S. airplane production, was below sea level and vulnerable to Nazi sabotage. Reginald Wilcox, ca. 1941. Peary–MacMillan Arctic Museum, Bowdoin College

In World War II’s dog‑eat‑dog struggle for resources, a Greenland mine launched a new world order

Strategic resources have been central to the American-led global system for decades, as a historian explains. But US actions toward Greenland today are different.
Qu'est-ce qui pourrait vous empêcher de défendre un collègue traité injustement ? AnVr/E+ via Getty Images

Distrust and disempowerment, not apathy, keep employees from supporting marginalized colleagues

The reasons colleagues stay silent when co-workers are mistreated may not be what you assume − and it’s not what companies typically spend money on in their efforts to create a fair environment.
Greenlandic Prime Minister Jens-Frederik Nielsen at a protest against Trump’s Greenland policy in front of the US consulate in Nuuk, Greenland, Jan. 17, 2026. AP Photo/Evgeniy Maloletka

Trump’s Greenland ambitions could wreck 20th‑century alliances that helped build the modern world order

How the US treats its allies has been a crucial question for every president. What evolved over the centuries into an official embrace of friendly nations is now being reversed by Donald Trump.
Would-be allies often feel like impostors, new research finds. The resulting cycle of anxiety is bad for mental health and workplace culture alike. Oleg Breslavtsev/Getty Images Plus

You care about fairness at work – so why do you feel like a fake?

The impostor phenomenon shows up with allyship too, new research shows. When people wrongly feel like they don’t have the skills to support their colleagues, the result can be a vicious cycle.
French Gen. Jean de Rochambeau and American Gen. George Washington giving the last orders in October 1781 for the battle at Yorktown, where the British defeat ended the War of Independence. 'Siege of Yorktown' painting, Ann Ronan Pictures/Print Collector/Getty Images.

How allies have helped the US gain independence, defend freedom and keep the peace – even as the US did the same for our friends

Why should a country want or need allies? President Donald Trump and his followers seem to disdain the idea. So did George Washington.
The U.S. won’t be able to walk all over Putin with unilateral sanctions. Reuters/Sergei Karpukhin

New sanctions on Russia and Iran are unlikely to work. Here’s why

American policymakers and lawmakers are floating unilateral sanctions against Russia, Iran and even Turkey in an effort to change behavior. But research shows sanctions only work in narrow circumstances.

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