((a)) Whoever willfully violates, attempts to violate, or conspires to violate, any provision of sections  2077 or 2131 of this title, or whoever unlawfully interferes, attempts to interfere, or conspires to interfere with any recapture or entry under , shall, upon conviction thereof, be punished by a fine of not more than $10,000 or by imprisonment for not more than ten years, or both, except that whoever commits such an offense with intent to injure the United States or with intent to secure an advantage to any foreign nation shall, upon conviction thereof, be punished by imprisonment for life, or by imprisonment for any term of years or a fine of not more than $20,000 or both.

((b)) Any person who violates, or attempts or conspires to violate, shall be fined not more than $2,000,000 and sentenced to a term of imprisonment not less than 25 years or to imprisonment for life. Any person who, in the course of a violation of , uses, attempts or conspires to use, or possesses and threatens to use, any atomic weapon shall be fined not more than $2,000,000 and imprisoned for not less than 30 years or imprisoned for life. If the death of another results from a person’s violation of , the person shall be fined not more than $2,000,000 and punished by imprisonment for life.