Most of Oklahoma's congressional delegation was fairly quiet about last week's revelation that top administration officials ...

Sen. Markwayne Mullin (R-OK) explained that President Donald Trump is “protecting America’s future” with his use of tariffs ...

Oklahoma Republican Sen. Markwayne Mullin, a member of the Armed Services Committee, told NBC's "Meet the Press" that the ...

Industries across Oklahoma -- from oil and gas to clothing and food -- are expected to take a hit from sweeping tariffs ...

Amid a wave of contentious town hall events across the country, Oklahoma Senator Markwayne Mullin took a different approach ...

Okla., said the roaring reception President Donald Trump received at the NCAA wrestling championships is evidence of the ...

A congregation of 1,700 people in Oklahoma is getting a front-row seat to some of the biggest names in the MAGA movement.

President Donald Trump on Sunday heaped praise on Senator Markwayne Mullin (R-OK) following the lawmaker’s combative ...

As the junior senator from Oklahoma, Sen. Markwayne Mullin (R-OK), 47, has amassed an unusual level of clout in a chamber that values seniority. The former MMA fighter and father of six has found ...

Oklahoma Senator Markwayne Mullin took a different approach Monday night, holding his town hall over the phone and allowing six handpicked callers to ask questions. The town hall lasted one hour ...