Can foreign governments or private entities apply?

No.

From page 21 of the RFA:
Qualified non-federal entities eligible to apply for grants include non-federal governmental entities: State agencies; any agency or instrumentality of local government; interstate agencies; and federally recognized tribes and tribal organizations. Institutions of Higher Education and non-profit organizations are also eligible to apply. Non-profit organizations described in Section 501(c)(4) of the Internal Revenue Code that engage in lobbying activities as defined in Section 3 of the Lobbying Disclosure Act of 1995 are not eligible applicants as provided in the Lobbying Disclosure Act, 2 U.S.C. 1611. ‘For profit’ organizations, federal agencies, foreign entities, and individuals are not eligible applicants.