The Congress, whenever two thirds of both Houses shall deem it necessary, shall propose Amendments to this Constitution, or, on
the Application of the Legislatures of two thirds of the several States, shall call a Convention for proposing Amendments, which, in either Case, shall be valid to all Intents and Purposes, as Part of this Constitution, when ratified by the Legislatures of three fourths of the several States, or by Conventions in three fourths thereof, as the one or the other Mode of Ratification may be proposed by the Congress; Provided that no Amendment which may be made prior to the Year One thousand eight hundred and eight shall in any Manner affect the first and fourth Clauses in the Ninth Section of the first Article; and that no State, without its Consent, shall be deprived of its equal Suffrage in the Senate. Stop and Think: How does the Constitution directly protect the institution of slavery?
Answer: The Constitution thus protected slavery by increasing political representation for slave owners and slave states; by limiting, stringently though temporarily, congressional power to regulate the international slave trade; and by protecting the rights of slave owners to recapture their escaped slaves.
The southerners resisted the increased tariff in 1828 arguing it should be nullified because it benefited one section of the country at the expense of another
