This guy named Orwell actually wrote a book about that in 1949
Nineteen Eighty-four is a novel by George Orwell published in 1949 as a warning against totalitarianism. Orwell’s chilling dystopia made a deep impression on readers, and his ideas entered mainstream culture in a way achieved by very few books. The novel invented concepts such as Big Brother and...
www.britannica.com
"The book is set in 1984 in Oceania, one of three perpetually warring totalitarian states (the other two are Eurasia and Eastasia). Oceania is governed by the all-controlling Party, which has
brainwashed the population into unthinking obedience to its leader, Big Brother. The Party has created a
propagandistic language known as
Newspeak, which is designed to limit free thought and promote the Party’s
doctrines. Its words include
doublethink (belief in contradictory ideas simultaneously), which is reflected in the Party’s slogans: “War is peace,” “Freedom is slavery,” and “Ignorance is strength.” The Party maintains control through the Thought Police and continual surveillance."