This market resolves YES if the United States and Iran play at least one official match against each other during the 2026 FIFA World Cup, in either the group stage or any knockout round.

It resolves NO if they do not face each other at any point during the tournament.

Clarifications:

• Only matches that are part of the official World Cup tournament count.

• Friendly matches, qualifiers, or any pre-tournament games do not count.

• If a match is scheduled but not played (e.g., cancellation, withdrawal, or disqualification before kickoff), it will not count.

• If a match begins but is later abandoned, the resolution will follow the official ruling by FIFA.

Resolution source:

• Official match schedules and results published by FIFA (e.g., fifa.com)

• Reputable sports databases such as ESPN or BBC Sport may be used as secondary confirmation.

Tournament format context:
The 2026 FIFA World Cup will feature 48 teams divided into 12 groups of 4, with teams able to meet either in the group stage or later in the knockout bracket depending on qualification and progression.

In case of ambiguity, resolution will follow the most reasonable interpretation consistent with the above criteria and widely accepted official sources.