Led by such men as Edmund Ruffin, Robert Rhett, Louis T. Wigfall, and William Lowndes Yancey, this group was dubbed "Fire-Eaters<span>" by northerners. ... The </span>Fire-Eaters<span> helped to unleash a chain reaction that eventually led to the formation of the Confederate States of America and to the American </span>Civil War<span>.</span>
If I'm not wrong it's electric because without electricity many advancements wouldn't have been possible like for example; trains, light, radio etc; hoped it helped!
The Maya were native people of Mexico and Central America, while Aztec covered most of northern Mesoamerica.
Camp fire they could use that for a lot in cold places