The Senate vote on the wall brought Trump closer to impeachment

Congressional investigations: Presidential harassment or constitutional duty?

Why is Michael Cohen testifying against Trump? A key Watergate figure may hold the answer

A president’s national emergencies are in the eye of the beholder

Can immigration reform happen? A look back

What to expect from the State of the Union

Why conservatives should avoid government shutdowns

Why Democrats shouldn’t worry about a large field of presidential contenders

Trump’s shutdown could wear out his welcome in the Senate once and for all

Congress in 2019: A brief history of congressional investigations

Congress in 2019: What are the alternatives to impeachment?

Malevolent soft power, AI, and the threat to democracy

Trump endorsed 75 candidates in the midterms. How did they fare on Election Day?

2018: Another ‘Year of the Woman’

Anticipating trouble: Congressional primaries and incumbent behavior

Role reversal: Democrats and Republicans express surprising views on trade, foreign policy, and immigration

Political polarization and congressional candidates in the 2018 primaries

Political polarization and voters in the 2018 congressional primaries

The 2018 Primaries Project: The ideology of primary voters

The 2018 Primaries Project: Introduction to the voters

The 2018 Primaries Project: Exploring California’s top-two primary

Will Kavanaugh be confirmed? It’s up to these five senators and the FBI

What’s happening to the Democratic Party?

Is the Republican Party really Donald Trump’s party?

Progressives versus the establishment: An updated score

Does the Ohio special election signal a blue wave in the midterms?

Putin’s Russia becomes Trump’s America

After Helsinki, can Trump count on protection from the GOP Senate?

Progressives versus the establishment: What’s the score, and does it matter?

Trump owns a shrinking Republican party

5 things to know about Tuesday’s Democratic primaries

So far this primary season, Dems are united in taking on Republican seats—not each other

Should US political parties interfere in primaries?

Trump voters in Democratic primaries? A closer look at Illinois’s 3rd Congressional District

The fragile legacy of Barack Obama

What’s wrong with Trump’s plan to send troops to the border

Rebuffed by Congress, Trump resorts to old ideas on the border

What do the Illinois primary elections tell us?

What we learned from Pennsylvania’s special election

Is Trump getting away with it? The answer from Pennsylvania 18