It was just two years ago this month that the Senate acquitted President Trump in the first impeachment trial, and one year ago this week, he was acquitted in the second trial for inciting an insurrection against the government of the United States. Now, in the first trial, Republican Senators voted to prohibit the trial managers, the actual prosecutors, from subpoenaing any witnesses or documents. They won because they were in the majority. Before both trials, enough Republican Senators, known as jurors, announced that they had already made up their minds to acquit the President—that the not-guilty verdicts were essentially rendered even before the trial started.
Senator Richard Durbin,
Second Keynote Address: The Two Impeachments of Donald J. Trump,
87 Mo. L. Rev.
Available at: https://scholarship.law.missouri.edu/mlr/vol87/iss3/7