Complex sentence: The Federal Assembly retains the sole power to dismiss the General, but the General remains subordinate to the Federal Council by the Council's ability to demobilise and hence making the position of General redundant.
Split into simpler sentences: The Federal Assembly retains the sole power to dismiss the General, but the General remains subordinate to the Federal Council. However, the General remains subordinated to the Federal Council by the Council's ability to demobilise, and hence make the position of General redundant.