By becoming the center of President Donald Trump's ire, Kelly, D-Arizona, reaped millions in cash donations.

The Arizona senator and retired Navy captain has done a lot of things very few others have. He’s gone to space four times, ...

The continuing fallout from the "illegal orders" video has kept a spotlight on Sen. Mark Kelly, D-Arizona. Questions about ...

Sen. Mark Kelly has increased his fundraising and political contributions ahead of the 2026 midterms. He is using his rising ...

The agency says Kelly doesn’t have the same right to free speech as civilians.

More than 40 former military leaders are backing Sen. Mark Kelly’s (D-Ariz.) lawsuit against the Pentagon, saying they are ...

Sen. Mark Kelly's battle with the Pentagon is heading toward a hearing that could indicate whether the his censure and ...

Sen. Mark Kelly (D-Ariz.) spoke on the Senate floor Wednesday to talk about bringing accountability to the Department of ...

The defense secretary is going after the Arizona Democrat's Navy pension for telling troops they can refuse illegal orders.

Arizona Senator Mark Kelly is emerging as a serious name in the 2028 presidential conversation, but not without controversy.

Sen. Mark Kelly sued Defense Secretary Pete Hegseth, in the latest clash about military policies between Democrats and the ...

Senator Mark Kelly is calling for stricter standards for when federal immigration officers may use force, especially deadly force, with the “Stop Excessive Force in Immigration" Act.