John Kerry

Republicans' attacks on Tim Walz's military record mirror a 2004 smear campaign against John Kerry in some key ways. Here's how swift boating played out then — and what's different this time around.

Outgoing climate envoy John Kerry talks about leaving the job, how another Donald Trump presidency could impact the fight against climate change, and how he remains hopeful.

John Kerry, who has led the Biden administration's international climate efforts, is leaving his role. He's been central to Biden's efforts to establish the U.S. as an international climate leader.

China is the world's largest carbon emitter, after the U.S., producing an estimated 27% of global greenhouse gases. Kerry is in the country for talks on stronger efforts to curb rising temperatures.

The Biden administration will view climate change as an urgent crisis, and two former Obama Cabinet officials from Massachusetts will be key to taking on the challenge.

One challenge facing John Kerry in his new role as climate envoy to President-elect Joe Biden will be to convince other governments the U.S. will abide by its commitments.

Environmental groups praise Kerry for his decades of climate work, including negotiating the Paris Agreement. He will face challenges after four years of a diminished U.S. role in climate diplomacy.

Follow live updates and analysis of the Democratic National Convention.

Deval Patrick passed on running for president this week, saying the campaign process is too "cruel." He's right — there are a lot of downsides to running for president.

During the 2004 presidential election, opponents used falsehoods to attack Kerry's military record. He reflects on that campaign — and on the current state of American politics — in a new memoir.