Zero-Hour had originally been planned for the morning of 8 April (Easter Sunday) but it was postponed 24 hours at the request of the French, despite reasonably good weather in the assault sector.
Anfallet hade ursprungligen planerats till morgonen den 8 april (påskdagen), men sköts upp 24 timmar på fransmännens begäran, trots det relativt fina vädret i anfallssektorn.