The first installment in our second series of memoir rsquo44 battle maps offers a campaign of 6 standard scenarios that can be enhanced with the two pre printed breakthrough battles provided in this expansion the battles of khalkhin gol the battles of khalkhin gol is a series of battles fought along the halha river khalkhin gol on the soviet japanese border at the very beginning of world war ii the japanese sixth army was facing the soviet 57th special corps including mongolian