People used candles to light Christmas trees before there were electric lights.
candles
They had candles
1895
In 1882 Edward Johnson from New York City lit up a Christmas tree with electric Christmas lights for the first time.
Typically, lights are placed on the Christmas tree first before adding decorations. This helps to evenly distribute the light around the tree and makes it easier to see where to place the ornaments.
In 1882 Edward Johnson from New York City lit up a Christmas tree with electric Christmas lights for the first time.
Benjamin Harrison had the first Christmas tree with electric lighting and may have had the first indoor Xmas tree. He was the president when electric lights were put in , in 1891,
unknown
1880 and it was done by Edison who strung lights at Menlo Park.
In 1882 Edward Johnson from New York City lit up a Christmas tree with electric Christmas lights for the first time.
lights
The first use of electric lights on a Christmas tree was sometime in the 1880s. They were quite dangerous but much less so than the candles used previously.