- 1995 - Mark Wakefield (vocals), Brad Delson (guitar), Rob Bourdon (drums) and currently unknown bass player formed the band Relative Degree.
- 1996.05.17 - Relative Degree played their first and last show at the Roxy.
- 1996 - Mark Wakefield (vocals) and Mike Shinoda (vocals) formed the band Xero.
- 1996-1997 - Brad Delson (guitar), Rob Bourdon (drums), Dave "Phoenix" Farrell (bass) and Joe Hahn (turntables) joined Xero.
- 1997 - Xero released a demo tape.
- 1997.11.14 - Xero played their first show at the Whiskey a Go Go club.
- 1998.12.10 - Xero played their last show (out of six known) at the Whiskey a Go Go club.
- 1998-1999 - Between Xero last show to March 1999 Mark Wakefield left Xero.
- 1998-1999 - at some point Phoenix left Xero to tour with his other band named "Tasty Snax" (later "The Snax").
- 1999 - Xero looking for a new singer.
- 1999 March - Chester Bennington a former singer in Arizona based band "Grey Daze" joined the band and at some point they're changing the name to "Hybrid Theory".
- 1999 - The band releasing "Hybrid Theory EP", recording some more material and plays some shows.
- 2000 - The band got signed by Warner Bros. Records.
- 2000.05.27 is the last Hybrid Theory show date known, the band chagend their name to Linkin Park within two weeks after the show.
- 2000.06.09 The band played their first show as "Linkin Park".
- 2000.10.24 The band released their first studio album "Hybrid Theory".
- 2001.11.19 The band re-released "Hybrid Theory EP" via Linkin Park Underground (LPU) their official fanclub that will be followed with annual release of a special CD that contains unreleased demos, live recordings and remixes.
- 2002.07.30 The band released their first remix album "Reanimation".
- 2003.03.25 The band released their second studio album "Meteora".
- 2003.??.?? The band released their first live DVD and album "Live In Texas".
- 2004.11.30 The band released their first remix EP "Collision Course" a collaboration with Jay-Z.
- 2007.05.24 The band released their third studio album "Minutes To Midnight".