Operation Silver A was a World War II military operation against the Nazi occupation of Czechoslovakia. It was organized by the intelligence division of the Czechoslovak government-in-exile with the assistance of the British SOE and RAF.
It was to parachute a three-man team into the Kolin area to establish liaison with the resistance forces in German-occupied Czechoslovakia (28 December 1941/2 July 1942).
The three-man team consisted of Alfréd Bartoà ¡, team leader; Josef ValÃÂÃÂk, his deputyâÂÂwho would later play a part in Operation AnthropoidâÂÂand Jià ÂàPotà ¯ÃÂek, their cryptographer and radio operator.