Dates and history.

1974 – First appearance. (Incredible Hulk #181)

1975 – Joins the X-Men (Giant Size X-Men #1)

1976 – Claws seen popped bare handed for the first time showing that they’re not a part of his costume. (Uncanny X-Men #98)

1977 – John Byrne – ‘Nuff said! (Uncanny X-Men #108)

1980 – Introduction of brown costume & the first time he’s called “Logan”  (Uncanny X-Men #139)

1981 – Wolverine leads a group of rebels in an assault against Sentinels in “Days of Future Past”.
1982 – First Wolverine Mini-Series by Chris Claremont and Frank Miller.

1988 – First solo series begins written by Chris Claremont with art by former Conan artist John Buscema.

1989 – Very important flashback story of the first fight between Wolverine and Sabretooth. (Wolverine #10)

1990 – World War II story of Wolverine’s first encounter with Captain America and Jim Lee starts his stint as artist on Uncanny X-Men. (Uncanny X-Men #268)

1991 – Barry Windsor-Smith’s “Weapon X” storyline debuts in Marvel Comics Presents #72 as well as Chris Claremont and Jim Lee’s X-Men #1 – the best selling comic of all time.

1993 – Magneto rips the adamantium from Wolverine’s body. (X-Men #25)

1995 – Alternate reality “Age of Apocolypse” crossover featuring a one-handed Wolverine. (X-Men Alpha)

1996 – Solo series reaches 100 issues and Wolverine goes feral from a botched adamantium bonding process. (Wolverine #100)

1999 – Wolverine finally gets his adamantium back and becomes a horseman of the Apocolypse in the process. (Wolverine #145)

2000 – First X-Men movie releases in theaters making Hugh Jackman an instant star.

2001 – Origin released revealing the Wolverine’s true name and past.

2003 – X2: X-Men United released further cementing Hugh Jackman as Wolverine, and the “House of M” storyline came out in the comics altering the whole Marvel Universe leaving Wolverine as the only character to remember everything the way it was originally.

2006 – X-Men: The Last Stand released in theaters once again proving that only Hugh Jackman can portray Wolverine on screen.

2008 – “Old Man Logan” storyline by Mark Millar and artist Steve McNiven about Wolverine in a post-apocolyptic future where all the superheroes are defeated by the bad guys. (Wolverine #66-#73)

2009 – X-Men Origins: Wolverine released in theaters telling the story of Wolverine’s true past.