The English club Arsenal announced today the official signing of Spanish defender Cristian Mosquera from Valencia, in a very important deal for the team to strengthen its defense ahead of the new season.

The 21-year-old player signed a five-year contract with the Gunners after passing his medical examination in London, and he will immediately join the team's training camp in Singapore.

Mosquera expressed his happiness at joining Arsenal, confirming that his transfer represents an invaluable opportunity, stating: "There is a lot of hard work behind this move, joining a historic club like Arsenal is an incredible feeling."

Mosquera had entered the final year of his contract with Valencia and refused to renew it, preferring to move to Arsenal, which was confirmed by the Spanish club in an official statement, clarifying that the player's departure came based on his clear desire to experience a new challenge with the London team.