Originally Posted by Korean Seaboy
Actually, landing troops in Normandy during D-day had bicycles to help them land (seaborne). During WWI and WWII, there were a great deal of troops who had bicycles for transportation. In WWI, army chaplains were originally given horses. As the war progressed, horses became too valuable and they were given bicycles instead
Most armies was issued bicycles at some point, and they were in active use during WWII.
I believe the Danish army was the most extreme, as every Danish soldier was issued a bicycle as a part of his personal equipment.