Any funds available for purposes of the First State National Monument shall be available for purposes of the historical park.
Except as provided in clause (ii), the Secretary may acquire all or a portion of any of the sites described in subsection (b)(3), including easements or other interests in land, by purchase from a willing seller, donation, or exchange.
No land or interest land may be acquired for inclusion in the historical park by condemnation.
On acquisition of land or an interest in land under subparagraph (A), the boundary of the historical park shall be adjusted to reflect the acquisition.
The Secretary may enter into a cooperative agreement with the State of Delaware, political subdivisions of the State of Delaware, institutions of higher education, nonprofit organizations, and individuals to mark, interpret, and restore nationally significant historic or cultural resources within the boundaries of the historical park, if the cooperative agreement provides for reasonable public access to the resources.
The Federal share of the total cost of any activity carried out under a cooperative agreement entered into under subparagraph (A) shall be not more than 50 percent.
The management plan shall be prepared in accordance with section 100502 of title 54 and other applicable laws.