President Biden will attend global summits in Peru and Brazil as world leaders prepare for the return of Donald Trump’s isolationist foreign policy.

President-elect Donald J. Trump is considering nominees who fit more comfortably within his often erratic worldview, in which deal-making reigns over ideology.

The Chinese economy is more dependent on exports, making tariffs more potent, yet it’s less reliant on American markets and increasingly bent on self-sufficiency.

Eight years after Russia interfered in the 2016 presidential election, foreign influence with American voters has grown more sophisticated. That could have outsize consequences in the 2024 race.

A torrent of falsehoods, from home and abroad, have undermined what was once a shared faith in the honesty of America’s democracy.