The media helped promote nationalism and propaganda furthering war efforts. Communications made it easier to broadcast announcements and deliver secret messages (Ex: Fat man and Little boy-Named after two atomic bombs used for the bombing of Hiroshima and Nagasaki).
The Indian Appropriations Act of 1885 encouraged American Indians to relocate these tribes from their ancestral homes to parcels of land established for them. The first act was passed in 1851 which authorized the creation of Indian reservations in Oklahoma.
A lot of people went to africa and killing wild animals as their please, which will destroy the ecosystem if not taken care of.
To address this problem, Game park was created, a park that dedicated solely for hunters who wanted to hunt animals without destroying the ecosystem.
The species that provided in game parks has been calculated in a way that it won't disturb the ecosystem
hope this helps
Increases and Industrialization