When proslavery forces sacked the " free state " town of lawrence , guerrilla warfare ensued .

蓄奴主义者对“自由之府”劳伦斯镇的洗劫点燃了随后游击战的火种。

Such reasoning provided proslavery advocates with a response to those who condemned slavery on economic and moral grounds .

这样的推理为蓄奴支持者提供了一种回应，回应那些在经济和道德层面上谴责奴隶制的人。