List three changes in society, technology, or science that had an impact on the lives of people during poe lifetime

During Poe´s time, many important world changes occurred. let´s take 3 of them

1. Poe was born in 1809 as well as Abraham Lincoln and Charles Darwin.
2. in 1812, The war between the USA and The UK started.
3. many great literature pieces were written during the 1800´s like "Frankenstein" by Mary Shelley, "The Giaour" by Lord Byron., "Oliver Twist" by Charles Dickens.

The 1800´s was a prolific period, several "great minds" were born or did their 1st work. Today they are well-known and respected for their contribution to the world. 

At midnight thomas edison opened the door and continued his work, but to his surprise it was so late that he had to get some rest. but with his mind racing and his mind at sake he continued working. hours and hours went untill he got it. he had invented the worlds first lightbulb!