During World War II, Armour-Piercing Capped projectiles were found to be unstable in flight, so rounds were developed with a ballistic cap called the'Armour-Piercing Capped Ballistic Capped'.
Armour-Piercing Capped projectiles were found to be unstable in flight, so rounds were developed with a ballistic cap called the'Armour-Piercing Capped Ballistic Capped'. This was during World War II.