Abstract Nowadays American society faces a number of questions and debates that considerably influence living conditions and safe future. The use and necessity to legalize marijuana is considered to be one of the most burning and important questions to deal with. One nation that is eager to achieve the same objectives and meet personal needs is divided into those who support and argue the idea of marijuana legislation in the United States. In fact, it sounds alerting. A number of sources are devoted to the theme of marijuana and its impact on human health and lives. It is not always easy to give one clear and definite question whether marijuana legislation is necessary for the American society or not, this is why the main purpose of this paper is to investigate the current state of affairs and clear up really obligatory and strong reasons of this legislation process. It is high time to enforce a controlled ban on that marijuana selling; however, the idea to create a strict quota basis for actual users for medical self-consumption against the prescription of certified medical practitioners who are mandated to prescribe such drugs for ailing patients has many unclear points. If the concept of marijuana could be changed over time from a commercial drug to a pharmaceutical drug, it could go a long way to ensure its judicial success. In this paper, the evaluation of available sources that contain clear information about marijuana, its process of legislation, and people’s attitude to this drug will be given. With the help of personal knowledge, thorough analysis, and constant investigations of the subject, it is possible to realize the reasons to make use of while marijuana legislation process. Among the variety of such reasons, the idea to legalize marijuana under strict conditions and restrictions sounds rather persuasive and clear to help people improve their lives and choose the safest methods. What I Want to Know and Why The question of marijuana legalization has been discussed in many countries for a long period of time. Those people who prefer to use this psychoactive drug try to find out as many reasons as possible in order to protect the use of marijuana and prove that its legalization is a perfect step up for many people. And those people who cannot realize why so many people agree to use this drug and become dependent on its power do not want to accept the idea of legislation and insist on establishment special norms according to which the use of marijuana may be controlled. In my opinion, in order to give a clear answer to the question whether it is urgent and necessary to legalize marijuana in the United States, it is very important to say unbiased and be able to gather as many different sources as possible and define both weak and strong sides of the issue under discussion. What I want to know is the reasons of why so many people use such serious psychoactive drug as marijuana of their own accord and do not want to pay special attention to their activities and the outcomes of their activities and why so many people prefer to stop using marijuana and blame marijuana smokers for inability to think about future, safe, and sound of human generation. In fact, marijuana use is considered to be less harmful in comparison t