Paul Robeson testified before the House Un-American Activities Committee
to argue that:

(e) a major consequence of the election was that several southern states

explanation:

a trial judge has broad powers in his courtroom. the judge's decision is usually final for the duration of the trial, and the party's one special type of witness is an expert witness.

bipartisan basally means two groups of people who dont agree with each other (republican and democrat) make an agreement or work with each other