Whig
Introduced by David Wilmont, the wilmont proviso proposed to ban slavery in any territory gained from, or after the Mexican American War.
they thought it was unfair
Slavery would not be allowed in any territory acqired from the Republic of Mexico.
to gain political power in both congressional houses for the free states. Wilmont proviso bans slavery of any type in the Mexican cession territories. Those will then be divided up into free states than when entered into the union will give the free states more senators and more reps.
The Wilmot Proviso declared that none of the newly-acquired Mexican territories should become slave-states. The Abolitionists strongly supported this belief, and it drove the two sides further apart.
Slaveholders opposed the Wilmot Proviso because it aimed to prohibit slavery in the territories acquired from Mexico after the Mexican-American War. They feared it would limit the expansion of slavery into new territories and potentially undermine the balance of power between free and slave states in Congress.
It polarised opinion by declaring that there could be no slavery in any new state or territory. This removed any hope of compromise, and it was the sticking-point in Lincoln's last-minute attempt to avoid a conflict.
Because it would have forbidden any extension of slavery, and as new states opened up in the West, the slave-states would have been increasingly out-voted when passing new laws in Congress.
Wilmont Perry was born on 1975-02-25.
Southern politicians opposed the Wilmot Proviso because it sought to ban slavery in any territory acquired from Mexico, threatening the balance of power between free and slave states. They viewed the proviso as an attack on their rights and way of life, fearing it would undermine the institution of slavery integral to their economy. Additionally, they believed that the decision to allow or prohibit slavery in new territories should be left to the settlers themselves, aligning with the principle of popular sovereignty.
Harold Wilmont Richardson has written: 'Freehand lettering'