President-elect Donald Trump's victory may mean that the World Health Organization's pandemic preparedness agreement might not have enough support to pass.

Donald Trump scored a comprehensive victory Tuesday, improving his numbers across several key demographics. Can other Republicans do the same?

It used to be common for a state’s residents to vote for a Senate candidate of one party and a presidential candidate from the other. Over time, as politics became increasingly nationalized, those divisions largely disappeared.

How Donald Trump won the presidential election through a new coalition of American voters

What we learned from the balance of Congress after 2020 and 2022 showed that when it comes to the House, the consequences aren’t always what you might expect