| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
Lancaster Congress 2025 Open | 2025-08-15 | 2025-08-17 |
|
Manchester Summer Congress 2025 Open Section | 2025-08-15 | 2025-08-17 |
|
Manchester Summer Congress 2025 Knights Section | 2025-08-15 | 2025-08-17 |
|
53rd Thanet and East Kent Chess Congress The Thanet Minor - U1500 | 2025-08-15 | 2025-08-17 |
|
Lancaster Congress 2025 Minor | 2025-08-15 | 2025-08-17 |