The U.S. constitution gives the President of the United States the power to grant pardons under Article II Section 2, and is stated as such. The President shall be Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States; he may require the Opinion, in writing, of the principal Officer in each of the executive Departments, upon any Subject relating to the Duties of their respective Offices, and he shall

(http://jurist.law.pitt.edu/pardons7a.htm)

have Power to grant Reprieves and Pardons for Offenses against the United States, except in Cases of Impeachment. This is extended into 4 main types of pardons. Absolute pardon, a pardon that releases the wrongdoer from punishment and restores the offender's civil rights without qualification. Also termed full pardon, unconditional pardon. Conditional pardon, a pardon that does not become effective until the wrongdoer satisfied a prerequisite or that will be revoked upon the occurrence of some specified act. General pardon, a pardon extended by the government to a group or class or persons, usually for a political offense; the act of a sovereign power officially forgiving certain classes of persons who are subject to trial but have not been convicted.... Unlike an ordinary pardon, amnesty is usually addressed to crimes against state sovereignty - that is, to political offenses with respect to which forgive

Some common words found in the essay are:
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Approximate Word count = 646
Approximate Pages = 3 (250 words per page double spaced)