Fugitive Slave Act
The fugitive slave act paired with federal laws they allowed them to capture or return run away slaves . If you ran away you suffer harsh punishment. They had also had the return any blacks or even free blacks and they could be sent to south solely on the affidavit of anyone claiming to be his or her owner . Between 1846 and 1855, more than three million foreigners arrived in America. In cities such as Chicago, Milwaukee, New York, and St. Louis immigrants actually outnumbered native-born citizens. A suspended black slave could not ask for jury trial nor testify on his or her behave.