Answer:
In the 19th century (before as well as after the Civil War), railroads brought many changes to the United States of America. For one thing, trade and commerce increased, with a complementary expansion of industry, especially in the North. For another, settlement of the 'wild West' was made easier, as was increased growth of areas already settled. For yet another, military operations became more sophisticated and generally more power-packed: during the Civil War, Union and Confederate forces could be quickly reinforced or moved to areas of special need due to the rapid transportation provided by railroads.
<span>The collapse of Reconstruction ended African Americans' hopes of being granted their own land in the South. Instead, many returned to plantations owned by whites, where they either worked for wages or became tenant farmers, paying rent for the land which they farmed.</span>
The LTTE wanted the Tamil to be independent, therefore started the civil war that went on for 3 decades.