In war, the function of camouflage is very simple: It is used to hide yourself and your equipment from the enemy. People have been using camouflage in some form or another from the beginning of human civilization. In fact, the basic idea of camouflage predates humans entirely. It comes from the natural adaptations that let animals blend in with their environment.
In the past 100 years, camouflage has played a crucial role in most countries' military operations. In this article, we'll look how military camouflage helps soldiers defeat the enemy. link