Trump's pardons: How they're granted and how they compare to other Presidents so far

"Trump's clemency activity also stands out in that most of it has been in service of political cronies and those with whom he has a personal relationship. Past Presidents have mostly—though not entirely—used the pardon power to address systemic injustice, such as racist drug sentences, or to address broader political riffs in the country, such as President Carter's decision to forgive those who left the U.S. to avoid military service in Vietnam."