| General Information for July 23rd 2018 |
| There are 4 public holidays today. |
| Day 204 of 2018 |
| 161 days left in 2018 |
| Week 30 of the year |
| On this Day in History |
| 1974 - The Greek military junta collapses, and former Prime Minister Konstantinos Karamanlis is invited to lead the new government. |
| 1972 - The United States launches Landsat 1, the first Earth-resources satellite. |
| 1936 - In Catalonia, Spain, the Unified Socialist Party of Catalonia is founded through the merger of Socialist and Communist parties. |
| 1914 - Austria-Hungary issues an ultimatum to Serbia demanding it allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia rejects this demand, so Austria declares war on July 28. |