Here's a thumbnail history of Chicago's mob leaders. Dates are approximate.
Mob Roots or for a scholarly look see
Death cleared way for Capone
Made Chicago mob famous
Shared a girlfriend with JFK
Grew into the job
Brought down by feds
"Big Jim" Colosimo (1910 to 1920). Chicago's vice lord runs brothels
and nightspots, shot dead in 1920 at his popular restaurant.
Johnny Torrio (1920 to 1925). Reserved boss, eschews violence, retires in 1925
after a fouled-up hit leaves him barely alive.
Al Capone (1925 to 1932). Perhaps the most successful mob boss ever, the subject
of countless books and movies, done in by the IRS for tax evasion.
Frank Nitti (1932 to 1943). With help from Jake Guzik, rebuilds the Outfit after
Capone's departure. Commits suicide after he's indicted in 1943.
Paul "the Waiter" Ricca (1943 to 1950). Has a son who's a drug addict
and decrees no Outfit member can have anything to do with narcotics trafficking.
Tony "Joe Batters" Accardo (1950 to 1957).
Considered the most capable Outfit leader ever. Never spends significant time in
jail. Always plays key role as adviser, but facing a tax case, he officially
hands reins over to ..
Sam "Mooney" Giancana (1957 to 1966). Attends the infamous
Apalachin, N.Y., meeting that draws national attention to organized crime, draws
even more focus on the Outfit with his flamboyance, flees country for eight
years, slain in 1975 at his Oak Park home.
Sam "Teets" Battaglia (1966). Tough leader who is convicted in federal
court same year, dies in prison.
John "Jackie" Cerone (1966 to 1969). Considered one of the smartest
underworld figures, a strong leader, then the feds pinch him.
See U.S. v Cerone
Felix "Milwaukee Phil" Alderisio (1969 to 1971). The mob killer is an
unpopular leader, then he's convicted of bank fraud.
Joseph "Joey Doves" Aiuppa (1971 to 1986). A Cicero mobster who ran
gambling and strip clubs and grows into the job, with help from Accardo, Gus
Alex and, later, Cerone. He is convicted of skimming profits from a Las Vegas
Joseph Ferriola (1986 to 1989). Heads the Outfit for only a few years before
succumbing to heart problems.
Sam Carlisi (1989 to 1993). Protege to Aiuppa and mentor to James "Little
Jimmy" Marcello. Carlisi and his crew are decimated by federal
John "No Nose" DiFronzo (1997 to present). Called mob boss by Chicago
Crime Commission, but other mob watchers disagree.
Chicago Crime Commission Chart of Chicago "OUTFIT"