Czechoslovak Legion of 1939 was formed in Second Polish Republic after Germany occupied Czechoslovakia in March 1939. While about 4,000 Czechs and Slovaks joined the French Foreign Legion, about a 1,000 chose to go to Poland, which looked likely to be involved in hostilities with Germany in the near future, and which gave permission for a formation of a dedicated Czechoslovak unit, in tradition of the First World War Czechoslovak Legions. The Legion had a strength of about 700 soldiers, under the command of Lieutenant-Colonel Ludvík Svoboda; about 200 flying personnel were instead assigned to a Czechoslovak Reconnaissance Squadron. The ground Legion was however not fully formed by the time of German invasion of Poland on 1 September. Most of the soldiers were eventually interned by the inv