â€œI know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.â€ – Albert Einstein 2011 – 2014. The world enjoys an unprecedented era of peace as enhanced defense technology eliminates the threat of nuclear war. But can it last? 2020. Constant depletion of resources has international tensions at a breaking point. One spark will ignite what no one thought could happenâ€¦.a third and final world war. Introducing Tom Clancyâ€™s EndWar, the first new Clancy I.P. since the highly acclaimed Tom Clancyâ€™s Splinter Cell launched in 2002. EndWar will bring World War III to life in a way only Clancy can.