Others, such as the Baltic championship, completely disappeared, especially if the territories they were held in were no longer part of Germany.

No club from the south east ever reached the German championship final and even semi-final appearances were limited to two occasions, 1920 and 1929.

[4] To qualify for the South Eastern German championship, a club had to take out the title in its regional competition or league.

[12] The champions, Sportfreunde Breslau, achieved the greatest success of any south eastern club so far in the national title games, when it reached the semi-finals, to bow out 4-0 to SpVgg Fürth.

The competition was to be staged as a five team league but could not be completed in time for the German finals because Preußen Kattowitz, from the now Polish city of Katowice, was initially unable to travel due to passport issues.

[17] Also, from this season, the German championship was enlarged, too, and the south east was now allowed to send both champion and runners-up to the national finals.

Those six regional competitions feeding the South Eastern German championship were:[20] This arrangement remained in place for 1928 but was reduced to five clubs in 1929 again, but now with home-and-away games.

SC Breslau 08 made a second semi-finals appearance for a club from the south east that year, going out to the later champion SpVgg Fürth 6-1.

[22] In the era that followed, the clubs from the south east continued to see only limited success in the national finals, Vorwärts-Rasensport Gleiwitz making a semi-finals appearance in 1936, losing to Fortuna Düsseldorf 3-1 and then being demolished by FC Schalke 04 8-1 in the game for third place.

[23] After the end of the Second World War, Germany suffered further territorial loss, and Silesia became almost completely part of Poland.

German clubs in Silesia were either dissolved, as in most cases, or become part of the Polish football league system.