What was the name of the repesanitive body that toof over power in England in the name of people?

The representative body that took over power in England in the name of the people was the Long Parliament. It convened in 1640 and played a crucial role during the English Civil War, challenging the authority of King Charles I. The Long Parliament sought to address grievances against the monarchy and ultimately led to the establishment of a republican government under Oliver Cromwell.