Answer:
he testified. back then that could get you killed
For the answer to the question above, this refers to Three-Fifth Compromise where the South used the number of slaves in its territories to increase its representation. It gave the South more power by using the slave population to its advantage. This would threaten the balance of power, particularly to the Northern States.
Universal Male Suffrage means any adult male can vote no matter what they’re religion, race, or social status a.k.a. property and tax payments are. This itself was a revolution, it was a step towards a truly democratic government. They helped give people a sense of fighting against any monarchy because that system oppressed these developing democratic rights.