| Clue | Source | Date |
|---|---|---|
| 1930s Red Army retreat | ||
| The ___ ___ was a journey of about 6,000 miles undertaken by the Red Army of China in 1934-35 (4,5) | ||
| Historic 6,000-mile retreat by the Red Army in the 1930s | Wall Street Journal | 27 Sep 2021 |
| Journey made by Chinese Communists in 1934-35 when forced out of their base in Kiangsi | The Telegraph General Knowledge | 07 Feb 2021 |