Spain and Portugal have confirmed their commitment to putting forward a joint bid to host the 2030 World Cup.
The two countries announced in December they would investigate staging the global competition, ruling Morocco - previously said to be involved - out of a three-nation proposal.
Ahead of Wednesday's friendly between the sides in Lisbon, which finished in a goalless draw, the Spanish and Portuguese federations ratified an agreement to share the event.
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"This agreement means an important step for this common project of federations, but also for the countries," RFEF president Luis Rubiales said in a statement.