manhattan project energy empireManhattan Project: Energy Empire includes all the gameplay of the original edition, as well as the 'Cold War' expansion, the new 'UN Envoys expansion', and more! From the ashes of war, nations rise to power in the atomic age! In Manhattan Project: Energy Empire, each player takes control of a nation struggling for power in the latter part of the 20th century. They build up their nations industry, commerce, and government by acquiring resources,