The Monroe Doctrine<span>, was an attempt by president James </span>Monroe<span> in 1823 to prevent other European powers (outside of those already present) from establishing colonies or any new presence in the Western Hemisphere. It essentially stated that the United States would consider such attempts as an act of aggression.</span>
Answer: This is just a guess but maybe like if you have like thermal vision I guess-
At age 25 your brain is developed enough to take control over your actions.