Between 1809 and 1917 Finland was an autonomous part of the Russian Empire as the Grand Duchy of Finland. Between 1881 and 1901 the Grand Duchy had its own army. Before that several other military units had also been formed.
During the war with Napoleon in 1812 six jaeger battalions were formed in Finland. These were disbanded in 1830.
A training battalion formed in 1827 was renamed Henkikaartin Suomen Tarkk'ampujapataljoona (Guards Sharpshooter battalion) which was more familiarily known as the Guard of Finland (Suomen kaarti). It stayed as a unit of the imperial Russian army until 1905 when it was disbanded. The Cadet school in Hamnina was founded in 1812 and continued until 1903. A Suomen Krenatööritarkk'amoujapataljoona (Grenadier Sharpshooter Battalion) was founded in 1846, but later disbanded 1860.
During the Crimean War nine battalions were formed in Finland. The soldiers were drafted using the old "Ruotulaitos" method, a remnand from the old Swedish system. The battalions were disbanded in 1867.
| Ranks | ||
|---|---|---|
| English | Finnish | Russian |
| Generals | Kenraalit | |
| General | Kenraali | |
| Lieutenant-General | Kenraaliluutnantti | |
| Major-General | Kenraalimajuri | |
| Esiupseerit | ||
| Colonel | Eversti | |
| Lieutenant Colonel | Everstiluutnantti | |
| Yliupseerit | ||
| Captain | Kapteeni | Kapitan |
| Secon Captain | Alikapteeni | Stabs-kapitan |
| Lieutenant | Luutnantti | |
| Sub-Lieutenant | Aliluutnantti | |
| Ensign | Vänrikki | |
| Commissioned officers | Alipäällikkö-kunta ja miehistö | |
| Quartermaster Sergeant | Varusmestari | Kaptenarmus |
| Senior Sergeant | Vanhempi aliupseeri | Starshii unterofitser |
| Junior Sergeant | Nuorempi aliupseeri | Mladshii unterofitser |
| Corporal | Jefreitteri | Efreitor |
| Soldier | Sotamies | |
During the 1860s conscription was seen as an effective way to maintain an army. In 1878 a law was passed by the Emperor Alexander II calling for a general conscription in Finland. The result was a army that was separated from the Russian army. The army was to consist of only Finnish citizens and was to be led by the Governor-General of Finland. The maximum number of men in the army was set to 5600 and it was to consist of .
The battalion were founded in 1880-1881 and were full in 1883.
One battalion cosisted of four companies. The Dragoon Regiment consted of six squadrons (eskadroona). 32 reserve companies were formed in 1883.