day period Same as above, but only aggregate layoffs more than 30 days apart if they are related* and did not separately trigger the WARN Act* N/A Same as above; must measure average number of individuals employed over 90-day look back period to determine whether notice is or will be triggered Total closure of site At least 50 laid off in 30-day period, or in 90-day period as explained in the preceding box Any number, but there must have been at least 75
Slavery Timeline 1400-1500. A Chronology of Slavery, Abolition, and Emancipation in the Fifteenth Century. This page contains a detailed timeline of the main historical, literary, and cultural events connected with British slavery, abolition, and emancipation between 1400 and 1500.
Slavery In America. Facts, information and articles about Slavery In America, one of the causes of the civil war. Slavery In America summary: Slavery in America began in the early 17th Century and continued to be practiced for the next 250 years by the colonies and states. Slaves, mostly from Africa, worked in the production of tobacco crops and later, cotton.