Craig Kielburger was motivated to start the organization when he was 12 and read a story about a Pakistani boy who died due to child labor. He decided to create the organization and raise awareness in North America about this problem and how it can be stopped. Now it deals with many more things like education and youth empowerment, not just preventing child labor.
Mostly they affected it through their imperialism. They would colonize and take over countries for resources, and with them they would bring their technologies and things that they needed. After they left these things stayed, things like telephone and telegram lines and similar things. Culturally, they would mostly disregard the local culture and impose their own which would often be accepted and kept by the locals, but often there was also warfare.
about years or months i kinda forgot
History helps us develop a better understanding of the world. You can't build a framework on which to base your life without understanding how things work in the world. History paints us a detailed picture of how society, technology, and government worked way back when so that we can better understand how it works now.