Alliance 22 is a grassroots football team based in Haarlem , playing 11-a-side grassroots football.
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From the Blog
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Football and COVID-19: From Adversity Comes Opportunity
July 28, 2020
Zonal Marking: Mastering Modern Football's Defensive Strategy
August 21, 2025
Grassroots Football and Coronavirus - The New Normal
September 2, 2020
The easiest position in football
November 2, 2024
The Number Six: The Pivotal Position in Every Successful Football Team
August 26, 2025
The ban on heading in junior football - Nanny State or a needed change?
October 1, 2025