Indeed. However, it is not called 'secession' but "Mexican Cession".
The Mexican States of Alta California and Nuevo Mexico.
The Wilmot Proviso proposal was to prevent the introduction of slavery in any territory acquired from Mexico
slavery in the territory acquired from Mexico
The prohibition of slavery in lands acquired from Mexico in the Mexican War.
You mean before the Mexican-American War? That was the Nueces Strip.
True.
(1846-1848) The war between the United States and Mexico in which the United States acquired one half of the Mexican territory.
The Mexican Cession was divided into New Mexico Territory, and Utah Territory.
The Mexican States of Alta California and Nuevo Mexico.
Ban slavery in any territory acquired from Mexico in the Mexican War or in the future, and possibly disputed lands in south Texas and New Mexico.
Mexico was the most recent inquiry.
Mexico
yes it is because America captures Mexico but now it's a own land!
The Wilmot Proviso proposal was to prevent the introduction of slavery in any territory acquired from Mexico
The Wilmot Proviso was an unsuccessful 1846 proposal in the United States Congress to ban slavery in territory acquired from Mexico in the Mexican–American War.
The Mexican Central Plateau, covering most of the Mexican territory.
Northern Mexico, including the territories acquired from Mexico during the Texas Revolution and Mexican-American War.