Service men and women and members of the public have been placing some of the 9000 crosses that will form this field of remembrance at Saltwell Park.
Some of those helping this morning were soldiers based at Catterick Garrison in North Yorkshire.
Their involvement was made even more poignant after one of their comrades, Corporal Channing Day, was killed whilst on active duty in Afghanistan earlier this week.
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The victim, a Leeds woman aged in her fifties, was walking her animal along Bootham in York on Friday evening at around 8pm.
Durham Crown Court heard how Sarah Louise Fettis approached the woman after spotting her in a pub and began shouting and swearing at her.
A judge said adoption would give the baby the "best prospect" of growing up in a "safe and secure" way.