arge all the powers and duties conferred on them by
this Act, and the same duties with regard to offences created by this
act, as they are authorized by law to exercise with regard to other
offences against the laws of the United States. That it shall be the
duty of all marshals and deputy marshals to obey and execute all
warrants and precepts issued under the provisions of this act when to
them directed, and should any marshal or deputy marshal refuse to
receive such warrant or other process, when tendered, or to use all
proper means diligently to execute the same, he shall on conviction
thereof be fined in the sum of one thousand dollars, to the use of the
person upon whom the accused is alleged to have committed the offence;
and the better to enable the said Commissioners to execute their duties
faithfully and efficiently, in conformity with the Constitution of the
United States, and the requirements of this act, they are hereby
authorized and empowered, within their counties respectively, to
appoint, in writing under their hands, one or more suitable persons,
from time to time, to execute all such warrants and other process as may
be issued by them in the lawful performance of their respective duties,
and the person so appointed to execute any warrant or process as
aforesaid shall have authority to summon and call to their aid the
bystanders of a _posse comitatus_ of the proper county, or such portion
of the land or naval forces of the United States, or of the militia, as
may be necessary to the performance of the duty with which they are
charged, and to insure a faithful observance of the clause of the
Constitution which prohibits slavery, in conformity with the provisions
of this act; and said warrants shall run and be executed by said
officers anywhere in the State or Territory within which they are
issued.

Sec. 7. That any person who shall knowingly and wrongfully obstruct, hinder
or prevent any officer or other person charged with the execution of any
warrant or process issued under the provisions of this act, or any
person or persons lawfully assisting him or them, from arresting any
person for whose apprehension such warrant or process may have been
issued; or shall rescue, or attempt to rescue, such person from the
custody of the officer, other person or persons, or those lawfully
assisting, as aforesaid, when so arrested, pursuant to the authority
herein given and declared; or shall aid, abet or assist any