| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | industrial revolution | Russia | Resulted in significant social and political upheaval | 1 |
| 2 | revolution | Russia | The Chinese Revolution and the Russian Revolution are historically significant events that led to the establishment of communist governments and major societal reorganization. | 1 |
| 3 | revolution | Russia | Revolution linked to the rise of communist ideology and the establishment of socialist or communist regimes. | 1 |