Why did J. Edgar Hoover and the FBI,created the Cointelpro program ? Part 1

Why did J. Edgar Hoover and the FBI, created the Cointelpro program? Part 1. This is a website link about COINTELPRO - WikipediahttpsWikipedia #:~:text=U.S. government reports-,History,Communist Party USA (CPUSA). The FBI said the operation ended in 1971 but many believe it exists today. What do you think? This is more information below COINTELPRO - COINTELPRO (syllabic abbreviation derived from Counter Intelligence Program) (1956–1971) was a series of covert and illegal projects conducted by the United States Federal Bureau of Investigation (FBI) aimed at surveilling, infiltrating, discrediting, and disrupting domestic American political organizations.