6. In the West, Grant was bogged down in his protracted siege of Vicksburg. 在西部,格兰特因为对威克斯堡的包围拖延较久而陷入困境。 7. 7. Embark on spectacular siege battles as huge armies and fearsome siege machines rumble into action. 壮观围城战中将出现规模巨大的部队和隆隆推进的的令人生畏...