The niece of Donald Trump is preparing to publish the memories that shine "a harsh light on the dark history" of the family of the american president, according to his publishing house.

Written by Mary Trump, "Too Much and Never Enough : How My Family Created the World's Most Dangerous Man "(or "Too much and never enough : how my family has created the most dangerous man in the world" in French), will be released on the 28th of July, said Simon & ; Schuster.