Because they were stronger united than they were divided, and being weaker they were susceptible to attacks
humanism is a philosophical and ethical stance that emphasizes the value and agency of human beings, individually and collectively, and generally prefers critical thinking and evidence (rationalism and empiricism) over acceptance of dogma or superstition.
[hope this helped!]
The invention of the lightbulb allowed factories and mills to stay open longer and work through the night. Hope it helps :)
Twelve days passed until they found the person that shot Lincoln