13. Legalise Medical Marijuana
Marijuana has a high risk of abuse. The president cannot legalize the use of marijuana for a recreational or medical purpose. The DEA ( Drug Enforcement Association ) has to get involved in order to bring changes.
14. Waive Student Loan
Student debts cannot be completely waivered by the President. Even for the Obama Student Loan Forgiveness program, there were a lot of prerequisites for anyone to qualify.
15. Interpret Laws Or The Constitution
Does the 1st amendment cover free speech on the internet or no? That judgment is not up to the President but in the hands of the SCOTUS (Supreme Court Of The United States). It is the highest court in the land and has the final say on interpreting what the law means.
Even the most powerful people in the world have their limits. These were few things even the president of the United States of America cannot do. Some of these are necessary for the betterment of the country, but some are just there for namesake. But it isn’t confined to the USA. There are some laws in this world which are downright absurd. Find out what they are.