Famousforherheroicroleinhelpingslavesescapethroughthe...
問題詳情： FamousforherheroicroleinhelpingslavesescapethroughtheUndergroundRailroad,Hamet TubmanalsofoundahomeinCanada. WhentheU.S.FugitiveSlaveActcameintobeingin1850,manyescapedslavesinthenorthfle...