The “Iron Triangle” describes the three most important aspects of a tank’s design: Mobility, Protection, and Firepower. Like most things in this world, you can’t have the best of all worlds, so tradeoffs have to be made in each vehicle. For a tank to be more mobile, the protection of the crew and essential components may have to be sacrificed. This mobility, though it makes direct engagement riskier, can make long-range and guerilla combat easier…