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| YEAR | DATE | EVENT | HEAD OF STATE | PRIME MINISTER |
| 1918 | 16 february | Republic | Antanas Smetona (I) | |
| 1918 | 9 july | Kingdom - dinasty Wurtmberg | king Mindaugas II (Wilhelm Herzog von Urach, Graf von Württemberg) | |
| 1918 | 2 november | Republic | Antanas Smetona (II) | Augustinas Voldemaras (I) |
| 1918 | 26 december | Mykolas Slezevicius (I) | ||
| 1919 | 12 march | Pranas Dovydaitis | ||
| 1919 | 12 april | Mykolas Slezevicius (II) | ||
| 1919 | 7 october | Ernestas Galvanauskas (I) | ||
| 1920 | 19 june | Kazys Grinius | ||
| 1920 | 19 july | Aleksandras Stulginskis (I) | ||
| 1922 | 2 february | Ernestas Galvanauskas (II) | ||
| 1924 | 18 june | Antanas Tumenas | ||
| 1925 | 4 february | Vytautas Petrulis | ||
| 1925 | 25 september | Leonas Bistras | ||
| 1926 | 9 june | Kazys Grinius | Mykolas Slezevicius (III) | |
| 1926 | 18 december | Jonas Staugaitis | Augustinas Voldemaras (II) | |
| 1926 | 19 december | Aleksandras Stulginskis (II) | ||
| 1926 | 19 december | Antanas Smetona (III) | ||
| 1929 | 23 september | Juozas Tubelis | ||
| 1938 | 24 march | Vladas Mironas | ||
| 1939 | 28 march | gen. Jonas Cernius | ||
| 1939 | 21 november | Antanas Merkys | ||
| 1940 | 15 june | Antanas Merkys | ||
| 1940 | 17 june | Justas Paleckis | Justas Paleckis | |
| 1940 | 24 june | Vincas Kreve-Mickevicius |