In the opinion of the Lithuanian armed forces General Staff, the army was large enough to defend The Republic of Estonia.

Estonia's geographical position was well-suited for military purposes - two large lakes were useful natural obstacles.

Despite several attempts by the Estonian Defence Forces to modernize its cavalry, the units could not keep up with the technological advances of the 1930s and the rapid development of armoured warfare.

While already declining before World War II, the remaining Estonian cavalry regiments were abolished and attached to the Soviet 22nd Rifle Corps on 10 September 1940.

Armoured trains had an important role in Estonian War of Independence.