Parliamentarians appointed their leader Cromwell as the Lord Protector of the Commonwealth, but, after his death, his child Richard Cromwell who succeeded the post of Lord Protector had little political clout and offered his voluntary resignation from the post.
議会派はクロムウェルを護国卿に任命したが、その死後に護国卿を継承した子のリチャード・クロムウェルには政治力が無く、自ら辞任を申し出た。