Wolverine didn’t last very long as a leader of the X-Men — from about 2011 to 2014. This was a very weird time in X-Men history; Wolverine and Cyclops’s teams were often at odds, which led to Avengers ...
The X-Men were once the most popular Marvel characters, but those days are long behind them. The X-Men are still popular, but comics have changed a lot since the team’s heyday in the ’80s and ’90s.