All Means, Short of War by Max Boot The U.S. should step up sanctions, including secondary sanctions on Chinese companies doing business with the criminal regime in Pyongyang, but there is no overwhelming imperative to go beyond that and risk war.

"So are we on the brink of the Second Korean War, if not the Third World War?" by Niall Ferguson "I doubt it."

Why Trump is vulnerable to impeachment by Allan J. Lichtman In the early stages of his presidency, he has already begun matching the abuses of Nixon.

The South Has Risen Again by Dan Graff In order to restore the core American dream of liberty and justice for all, we first need to wake up to the national nightmare that we’ve increasingly been embracing or drifting toward with the adoption of peculiar southern practices.

On China And North Korea: The Strength Of Weakness And The Limits Of Power by Kenneth Pomeranz The U.S. needs China to do better. But that requires jointly figuring out what mixture of carrots and sticks might work on Pyongyang itself, rather than expecting that Beijing will bring Pyongyang around for us if we just make it worth their while.

All the Presidents' Taxes by Kevin M. Kruse As you file your taxes this week—and as the president talks up tax reform—get riled up all over again about his refusal to release his returns with a brief history of this now-discarded presidential tradition.

Trump doesn’t know much about history by James Hohmann It’s making his on-the-job training harder.

Do Ivanka Trump and Jared Kushner have too much power? by Henry F. (Chip) Carey Parallels ranging from the Ottoman empire to the Clinton administration.

The Russia investigations need to avoid the mistakes of past congressional probes by Jeffrey H. Smith It is difficult to get politically charged congressional investigations right, especially when they touch the president.

How politics played a major role in the signing of Jackie Robinson by Chris Lamb Beginning in the 1930s, black sportswriters, notably Wendell Smith and Sam Lacy, made baseball part of a larger crusade to confront Jim Crow laws.