Andrew johnson was impeached, but not convicted, because a) he resigned as president before the senate could vote. b) the civil war came to an end with the union victory over the confederates. c) senate democrats filibustered in order to prevent a vote from taking place. d) a few republicans voted "not guilty" to stop a possible imbalance in the three branches.

The correct answer is: D) a few Republicans voted "not guilty" to stop a possible imbalance in the three branches.

Seven Republican Senators opposed their party by voting against Andrew Johnson's conviction as they were worried that the proceedings had been maneuvered to give a one-sided version of the evidence.

c: in the east might be the correct answer

i have to go with a for this one