No, the U.S. Constitution, Article II, Section 2, Clause 1 states in part "The President... shall have Power to Grant Reprieves and Pardons for Offences against the United States, except in Cases of Impeachment."
Ulysses S. Grant served 8 years or two full terms as US president from March 4, 1869 until March 4, 1877. Grant was first elected in November, 1868, and became the 18th President of the United States. Grant was a Republican.
The Grant Administration Scandal: President Ulysses S. Grant used the spoils system to appoint his friends, trusting political leaders-basically people who were on his side after he was elected President.