Liberia

1. This Constitution is the supreme and fundamental law of Liberia and its provisions shall have binding force and effect on all authorities and persons throughout the Republic.
2. Any laws, treaties, statutes, decrees, customs and regulations found to be inconsistent with it shall, to the extent of the inconsistency, be void and of no legal effect. The Supreme Court, pursuant to its power of judicial review, is empowered to declare any inconsistent laws unconstitutional. (Art. 2)

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b. All treaties, executive and other international agreements and obligations concluded by the Government of the People’s Redemption Council or prior governments in the name of the Republic prior to the coming into force of this Constitution shall continue to be valid and binding on the Republic unless abrogated or cancelled or unless otherwise inconsistent with this Constitution.
… (Art. 95)