Feud
Era
Mid-1990s
Genre
Hip-hop
Coasts
East / West

The Notorious B.I.G. & Tupac Shakur

What began as a personal falling-out escalated into one of the most publicized rivalries in hip-hop history, playing out across interviews, tracks, and coastal loyalties that extended well beyond the two artists themselves. Both men were killed in unsolved shootings within a year of each other.

How it ended
Unresolved. Ended by tragedy, not reconciliation.
Feud
Era
Late 1990s–2005
Genre
Hip-hop
City
New York

Jay-Z & Nas

A New York rivalry that ran for the better part of a decade through pointed tracks and public interviews before both artists stepped back from it. Unlike many feuds, this one had a clean resolution.

How it ended
Reconciled. The two later collaborated and performed together publicly.
Rivalry
Era
1995
Genre
Britpop
Country
UK

Oasis & Blur

Two bands positioned as opposite ends of the same scene, culminating in a chart battle where both groups released singles the same week. Press coverage treated it like a sporting event, but underneath the theatrics was a real structural divide: two very different sounds asking the same audience to pick a side.

How it ended
Never formally resolved. It became shorthand for the Britpop era itself.
Rivalry
Era
1960s
Genre
Jazz
Origin
Same band

Miles Davis & John Coltrane

Coltrane came up as a member of Davis's band before setting out on his own. The two spent the years that followed pushing jazz in increasingly divergent, increasingly ambitious directions. Less a personal conflict than a parallel escalation, each restlessly answering the other's innovations from a distance.

How it ended
No public conflict. The dynamic ended with Coltrane's death in 1967.

These four are a starting set, not a ranking. Where the historical record is thin or partly folklore, as with many older rivalries, that's noted rather than smoothed over.