Wilmot Proviso (1846) (7 agos 2008 anni – 16 ottob 2017 anni)
Descrizione:
was an unsuccessful 1846 proposal in the United States Congress to ban slavery in territory acquired from Mexico in the Mexican–American War.Aggiunto al nastro di tempo:
Data:
7 agos 2008 anni
16 ottob 2017 anni
~ 9 years and 2 months