This is a timeline of events relating to GTA IV.
- Jon Gravelli is born.
- The first Rusty Brown's Ring Donuts shop opens up in Vice City.
- Mikhail Faustin is born in Russia.
- Salvatore Bottino is born.
- Jon Gravelli Jr. is born.
- Roman Bellic is born in the Balkans.
- Niko Bellic is born in Yugoslavia.
- Jon Gravelli becomes leader of the Gambetti Family
- Patrick McReary is born in Dublin.
- Huang Lee is born in China.
- Niko Bellic's family first gets electricity.
- Niko Bellic fights in the Bosnian conflict on the Serbian side.
- Dwayne Forge is jailed on crack distribution charges.
- The McReary family settles in Liberty City.
- Niko Bellic and his army unit are betrayed in a village, and all except Florian Cravic, Niko and Darko Brevic are captured. Niko begins his search to find the person who betrayed his unit.
- Niko's cousin Roman emigrates to the USA, where he settles in Liberty City and becomes a cab driver.
- Mr. McReary commits suicide. The McReary Mob leaves Purgatory and settles in Dukes.
- The US invades Iraq - this conflict is mentioned in GTA IV.
2008 (Early-Late Autumn)
- Niko Bellic emigrates to the USA to live the American Dream and find certain people.
- Billy Grey is released from a rehabilitation clinic and reclaims control of the Lost Motorcycle Club.
- The events of GTA IV, The Lost and Damned and The Ballad of Gay Tony take place.
The events of Grand Theft Auto: Chinatown Wars take place.
Events of The Ballad of Gay Tony take place
- According to in-game news sources, crack empress Elizabeta Torres is eligible for parole on this date.