Each of the United States' four presidential impeachment proceedings has highlighted increasingly sophisticated technologies, beginning with telegrams in the case against Andrew Johnson.
NPR's Steve Inskeep talks to ex-trade negotiator Wendy Cutler of the Asia Policy Institute about the administration finalizing two deals: U.S.-Mexico-Canada Agreement and U.S.-China Phase 1 agreement.
Democrats and Democratic-leaning independents say they prefer former Vice President Joe Biden and Vermont Sen. Bernie Sanders over the rest of the Democratic field just ahead of Sen. Elizabeth Warren.
President Trump and Republican supporters have dismissed the articles of impeachment brought before the president, but how do their arguments stack up?
The Massachusetts senator has pushed corporate regulation and fighting corruption as campaign centerpieces since early on. So how did "Medicare for All" come to define her platform while support slid?
With Kentucky's gubernatorial inauguration on Tuesday, Democrats are nearing parity with the GOP after a historic low point in 2016. That could have a big impact on redistricting and other key issues.
NPR's Rachel Martin talks to constitutional law scholar Bruce Ackerman about the impeachment inquiry against President Trump. Ackerman was a lead witness at President Clinton's impeachment.
Despite the president's criticism of the alliance, his administration has spent far more on a European defense program than did the Obama White House. U.S. troop levels in Europe have also risen.
NPR's Noel King talks to Stephen Vaughn, former general counsel at the Office of the U.S. Trade Representative, about the U.S.-China trade war, and about U.S. trade policy in other parts of the world.