| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
1st 4NCL Spring Bank Holiday Congress Under 2050 | 2018-05-25 | 2018-05-28 |
|
1st 4NCL Spring Bank Holiday Congress Under 1825 | 2018-05-25 | 2018-05-28 |
|
1st 4NCL Spring Bank Holiday Congress Under 120 | 2018-05-25 | 2018-05-28 |
|
19th 4NCL Congress Open | 2018-07-13 | 2018-07-15 |
|
19th 4NCL Congress Major | 2018-07-13 | 2018-07-15 |