I can’t help with the battle of fort Sumter:
The intense Confederate artillery bombardment of Major Robert Anderson's small Union garrison in the unfinished fort in the harbor at Charleston, South Carolina, had been preceded by months of siege-like conditions.
This is basically the key events and what happened in this battle. Hope it helped a bit. God bless and good luck!!
William and Mary refers to the coregency of King William and Queen Mary
Assuming that you're referring to the political cartoon about the senate in the period of 1800,
The sign above the senate represent Senator's confidence in their ability to represent the common citizen.