Guadeloupe More...
| Date | Weekday | Event | Country | Type |
|---|---|---|---|---|
| 18 May | Sunday | Victory Day | Guadeloupe More... | Public |
| 18 May | Sunday | Flag and Universities Day | Haiti More... | Public |
| 18 May | Sunday | Somaliland Sovereignty | Somalia More... | Not public |
| 18 May | Sunday | Day of Revival, Unity, and the Poetry of Magtymguly | Turkmenistan More... | Public |
| 18 May | Sunday | Father's Day | Tonga More... | Not public |
| 18 May | Sunday | Sunday of Europe Day Weekend | Ukraine More... | Not public |
| 18 May | Sunday | Battle of Las Piedras | Uruguay More... | Not public |