If it goes 80 times in one second then it is 80Hz
Huh, what exactly is your question
A.the united states should Isolate itself from all forgien nations
Slavery occurred throughout the continent from the period of British colonization, in 1788-1868. specific groups of people including convicts, indigenous Australians and people transported from Asia and the pacific islands were made to labor in conditions which were either unpaid or under unilateral indenture contracts which were commonly not fulfilled.
