In the last days of his presidency, Donald Trump made promiscuous use of his power to grant presidential pardons. The roots of Trump's power to grant pardons can be traced back to medieval grants of mercy and there are parallels with the amnesty after the Peasants' Revolt, as this contribution by Adfrian Bell, Helen Lacey and Andrew Prescott to the Henley Business School blog discusses: https://henleybschool.blog/2021/01/20/trumps-pardons-and-medieval-grants-of-mercy/