Editor’s note: As part of our collaboration with “Third Rail with OZY,” we asked scholars from a variety of disciplines to answer the question: “Should America be the world’s cop?”

A rationale for intervention

Abram Van Engen, Washington University in St. Louis

Man...

U.S. President Donald Trump and North Korean leader Kim Jong-Un are playing a dangerous game of brinkmanship while also trading personal insults.

Most recently, Trump blasted the “Rocket Man” in his inaugural speech to the United Nations, promising to “totally destroy” North Korea if it threatens the U.S. or its allies. The...

Since the inauguration of President Trump, health care has been front and center in American politics. Yet, attention has almost exclusively been focused on the Affordable Care Act, most recently in the form of Graham-C...

The Equifax data breach was yet another cybersecurity incident involving the theft of significant personal data from a large company. Moreover, it is another reminder that the modern world depends on critical systems, networks and data repositories that are not as secure as...

On Oct. 10, the U.S. Supreme Court is scheduled to hear arguments about the constitutionality of President Donald Trump’s travel ban. The justices may rule that Trump has exceeded his constitutional authority, or they may dodge the issue entirely, saying that the...

Questions of how the U.S. got mired in the Vietnam War and whether it was ultimately winnable have fascinated historians for half a century – most recently in Ken Burns’ new 18-hour documentary.

A little-remembered aspect of the debacle is the important role played by a...

Judge Richard A. Posner, a legendary judicial figure, retired abruptly earlier this month to make a point: People without lawyers are mistreated in the American legal system.

In one of his final opinions as a judge on the United States Court of Appeals for the Seventh Circuit, he expressed...

You’re at home trying to make fresh tomato sauce, but can’t seem to get the tomatoes out of their plastic container from the grocery store. The bottom latch is not opening, so you pull harder. Although you’ve never seen this type of...

President Trump on September 19 gave his inaugural speech to the United Nations General Assembly, where he characterized North Korean dictator Kim Jong Un as a “rocket man on a suicide mission.” He also threatened to “totally destroy”...

Some 420,000 Rohingya Muslims, a religious and ethnic minority community in Myanmar, have fled to neighboring Bangladesh since August this year.

The United Nations has called the Rohingya the world’s most persecuted minority group and described the atrocities by Myanmar’s authorities as “ethnic cleansing,” whereby one group...