 Meanwhile, the Orions occupied an enclave within Federation territory and thus created problems for them.The product "Expansion #1" added the Hydran Kingdom to the galactic rim bordering the Klingons on the far side opposite the Federation.The extragalactic Andromedan Invaders were also introduced to pose difficulties for all the Alpha Octant races as a more-or-less random nuisance (these early Andromedans were scouting the Milky Way in preparation for the main invasion fleets to follow later).