In 1925, Al Capone became the boss of the Chicago Outfit but soon after he was arrested in 1926 for killing three people but, released the next day due to insufficient evidence that connected him to the murders. By 1929 he was arrested again and spent his first time in prison for possessing a gun on him. He served his sentence
When he got out of jail, Elliot Ness started investigating in Capone's business.
Al Capone's is notorious for the killing of 7 dead men on Valentine's Day known as the Valentine's Day Massacre then becoming Chicago's public enemy.
In 1931, Capone was sent to prison for 11 years for indicated income tax evasion. After serving almost a year at a regular prison, he was sent to the Atlanta U.S. Penitentiary. After 2 years at the Atlanta U.S. Penitentiary, he was transferred to Alcatraz. During his time at Alcatraz, Al Capone started to show symptoms and signs of Syphilis.
After serving his 11 years of imprisonment, he was sent to the Federal Correctional Institution in California in January of 1939. By November of 1939, he was paroled from prison.
He returned to his home in Palm Island where the rest of his life he relaxed. On January 21, 1947, he had an apoplectic stoke that was probably unrelated to his syphilis. He regained consciousness and began to improve until pneumonia set in on January 24. On January 25, 1947, he died of Cardiac Arrest.