This possibly led to the creation of small and new countries that were once colonies of bigger countries
Many countries wanted to control over many economic activities in other countries as well as utilize other countries for cheap labor. In addition, some countries wanted to explore the world and conquer for their homeland while other countries thought that their own country and race was superior to all other countries and therefore believed it was needed that they invade other countries and educate them as well as some countries practicing imperialism to convert people to their religion.
The legalization of some controlled subtances has always been a contreversial issue. Nevertheless, despite of its controversy, it has several arguments that can be expressed in favor of it. First of all, in some cases related to depression and anxiety, controlled substances can be a way in which people can obtain willingness to live, and also, it can help to improve the mood and self-esteem they have. Moreover, when some factors do not allow people to easily get reasons to stay alive, these type of substances can be helpful to increase people's happiness, to avoid bad thinkings and to remove some negative feelings such as; fear, pity and even regret. Therefore, their quality of living can also get higher, if they try some substances, under control.
A is the answer i hope you're okay with it