Whereas previously the commons had been expected simply to assent to decisions already made by the magnates , it was now proclaimed that they should meet with the full authority ( `` plena potestas '' ) of their communities , to give assent to decisions made in Parliament .
Before , the commons had been expected simply to assent ( say ` yes ' ) to decisions already made by the rulers . Now they would meet with the full authority ( `` plena potestas '' ) of their communities , to give assent to decisions made in Parliament .