The Secretary, upon receipt of an application filed with him at any time after the effective date of this section by the owner of any vessel of the United States which is documented or certificated as a commercial fishing vessel, shall enter into an agreement with such owner subject to the provision of this section and such other terms and conditions as the Secretary deems appropriate. Such agreement shall provide that, if said vessel is seized by a foreign country and detained under the conditions of section
1972 of this title, the Secretary shall guarantee—