Senator Chuck Grassley is the longest serving Republican in congressional history and, when the Senate convenes Friday, Grassley will again have the title of Senate President Pro Tempore.

Iowa, said Wednesday he would take a step back and see how proposed tariffs on Canada and Mexico play out before he casts judgment.

Sen. Chuck Grassley often tells his staff, in his distinctive Iowa drawl, that every single member of the Senate is his friend — and if anyone doesn’t like him back, he doesn’t want to find out.

Iowa U.S. Sen. Chuck Grassley told reporters that Trump’s cabinet picks align with who voters chose in the election, though Grassley did not publicly say how he plans to vote.

U.S. Sen. Chuck Grassley will retake the position of Senate president pro tempore when Congress convenes Friday.The Iowa Republican, who has served in the U.S. Senate since 1981, will take the ...