"And to prevent the further importation of slaves into this State, _Be it further enacted by the authority aforesaid_, That if any person shall sell as a slave within this State any negro, or other person, who has been imported or brought into this State, after" June 1, 1785, "such seller, or his or her factor or agent, making such sale, shall be deemed guilty of a public offence, and shall for every such offence, forfeit the sum of one hundred pounds.... _And further_, That every person so imported ... shall be free." The purchase of slaves for removal to another State is prohibited under penalty of L100. _Laws of New York, 1785-88_ (ed. 1886), pp. 675-6. ~1788, March 25. Massachusetts: Slave-Trade Prohibited.~ "An Act to prevent the Slave-Trade, and for granting Relief to the Families of such unhappy Persons as may be kidnapped or decoyed away from this Commonwealth." "Whereas by the African trade for slaves, the lives and liberties of many innocent persons have been from time to time sacrificed to the lust of gain: And whereas some persons residing in this Commonwealth may be so regardless of the rights of human kind, as to be concerned in that unrighteous commerce: Sec. 1. "Be it therefore enacted by the Senate and House of Representatives, in General Court assembled, and by the authority of the same, That no citizen of this Commonwealth, or other person residing within the same, shall for himself, or any other person whatsoever, either as master, factor, supercargo, owner or hirer, in whole or in part, of any vessel, directly or indirectly, import or transport, or buy or sell, or receive on board, his or their vessel, with intent to cause to be imported or transported, any of the inhabitants of any State or Kingdom, in that part of the world called _Africa_, as slaves, or as servants for term of years." Any person convicted of doing this shall forfeit and pay the sum of L50 for every person received on board, and the sum of L200 for every vessel fitted out for the trade, "to be recovered by action of debt, in any Court within this Commonwealth, proper to try the same; the one moiety thereof to the use of this Commonwealth, and the other moiety to the person who shall prosecute for and recover the same." Sec. 2. All insurance on said vessels and cargo shall be null and void; "and this act may be given in evidence under the general issue, in any suit or action commenced for the recovery of insurance so made," etc. Sec. 4. "_Provided_ ... That this act do not extend to vessels which have already sailed, their owners, factors, or commanders, for and during their present voyage, or to any insurance that shall have been made, previous to the passing of the same." _Perpetual Laws of Massachusetts, 1780-89_ (ed. 1789), p. 235. ~1788, March 29. Pennsylvania: Slave-Trade Prohibited.~ "An Act to explain and amend an act, entituled, 'An Act for the gradual abolition of slavery.'"