Helicopter is the most effective source used for logistics,Wars and rescue purposes these days. From their first appearance in World War II, through the Vietnam War and to the modern day, helicopters have helped to transform the battlefield. These are the 10 Best Attack Helicopters in the World today. Each are rated on their avionics, agility, speed & firepower capabilities. You may also like the lists of fastest helicopters and advance fighter jet. Top 10 Best Attack Helicopters in the world. - See more at: http://www.lightnepalvdo.com/videos/top-10-best-attack-helicopter-in-the-world-present/#sthash.7TUuVSZ2.dpuf