1888
With the passage of the Lei Áurea ("Golden Law"), the Empire of Brazil abolishes slavery
With the passage of the Lei Áurea ("Golden Law"), the Empire of Brazil abolishes slavery
2 events found for 1888
With the passage of the Lei Áurea ("Golden Law"), the Empire of Brazil abolishes slavery
Nikola Tesla delivers a lecture describing the equipment which will allow efficient generation and use of alternating cu