March 31, 1880: the day electricity lit up Wabash, Indiana with Brush's electric arc lights

The first electrically lighted city in the world was Wabash, Indiana and the city was lit
not by light bulbs, but by four giant arc light towers. The date was March 31, 1880.

Link: http://www.roadsideamerica.com/tip/10495#sthash.j9IIUTan.dpuf

Brush had previously lit up Cleveland's Monumental Park on April 29, 1879.

Edison's '898 patent issued on Jan 27, 1880.