The 1990–91 season was the last season of which top level football league in East Germany?
1990–91 NOFV-Oberliga: The 1990–91 season of the DDR-Oberliga, now renamed NOFV-Oberliga, was the last season of the DDR-Oberliga. DDR-Oberliga: The DDR-Oberliga (English:"East German Premier League or GDR-Premier League") was the top level football league in East Germany.
DDR-Oberliga