|  |  | 
 
 
| 8 | state and local laws that mandated racial segreation in public facilities | 
 
 
| 9 | made campaign contributions from federal employeses illegal | 
 
 
| 12 | growth of urban areas that cause rural migration | 
 
 
| 14 | movement of non-natives to a country to live there | 
 
 
| 15 | where immigrants came to enter the US on the West coast | 
 
 
| 16 | made so trains could run at the same time | 
 
 
| 17 | deadliest industrial disaster in New York City | 
 
 
| 18 | aftermath of a bombing at a labor demonstration | 
 
 
| 19 | invented the first working telephone | 
 
 
| 20 | case that upheald the rights to allow racial segregation in public places | 
 
 
| 24 | federal law that forbid the immigration of Chinese laborers | 
 
 
| 25 | agreement between the US and Japan to stop the immigration of its laborers to the US | 
 
 
| 27 | desined to regulate the railroad industry | 
 
 
| 28 | place for new european immigrants to stay | 
 
 
| 30 | removes impurites from iron | 
 
 
| 32 | a federation of North American labor unions that merged with the Congress of Industrial Organizations in 1955 | 
 
 
| 33 | free government delivery of mail in outlying country areas | 
 
 
| 34 | founder of Hull House | 
 
 
| 35 | clause stating that if your grandfather was able to vote, then you can | 
 
 
| 36 | provided retirement, diability and survivor benefits to most civilian employees | 
 
 
| 37 | group that controls the activities of a political party | 
 
 
| 38 | exclusive control of supply or trade in a commodity or service | 
 
 
| 39 | tax levied on every adult | 
 
 
| 40 | houses that are connected by sidewalls | 
 
 
| 48 | period in the US when the economy expanded and goverment and society was influenced | 
 
 
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