Reform the electoral college system
However, determining the precise beginning and ending to any "period" is often arbitrary, since it has changed over time over the course of history.
<span>Internal slave trade became a massive business during the 1980s due to the fact that importation of slaves became illegal. Internal slave trade involved moving vast number of slaves from states such as Georgia, Maryland, Delaware, Virginia, Tennessee, Kentucky, South Carolina, North Carolina and District of California to states located in the South of the country.</span>