1. In the 19th century, abolitionism played a crucial role in the fight against slavery.
在19世纪，废奴主义在反对奴隶制度的斗争中发挥了至关重要的作用。
2. Many abolitionists risked their lives to fight for the freedom of enslaved individuals.
许多废奴主义者冒着生命危险为奴隶争取自由。