NATO Secretary-General Mark Rutte says he has no doubt about the U.S. commitment to NATO despite President Trump injecting some uncertainty over the U.S. position.

What Are Sleeper Cells? Definition & What it Means for the U.S. After the U.S. blew up three nuclear sites in Iran, many are concerned about what comes next.

Read about the publication of a new definition of 'nurse' and 'nursing' from the International Council of Nurses.

But Trump’s broad definition of that term looms large as the administration considers something he’s long entertained: dispatching the military on US soil.

Critics say House Bill 229, which has gone to the governor, discriminates against trans people, but the full effect remains to be seen.

The IHRA definition of antisemitism could give schools more leeway to classify campus incidents as antisemitic.

Homeland Security Secretary Kristi Noem stumbled Tuesday when asked to define habeas corpus, the constitutionally protected right to unlawful detention.

Department of Homeland Security Secretary Kristi Noem couldn't define a key constitutional right when asked about it at Senate hearing.

Supreme Court hearing case on definition of a woman Sign up for our Politics Essential newsletter to keep up with the inner workings of Westminster and beyond.

The United Kingdom’s highest court ruled that the legal definition of “woman” excludes trans women, in a case with sweeping consequences for how equality laws are applied.

The Supreme Court has ruled that the legal definition of a woman is based on biological sex, in a decision which could have far-reaching implications for who can access single-sex services and spaces.