In 1942, Britain sends a group of British-trained Czech commandos to Prague to assassinate SS-General Reinhard Heydrich, head of the Nazi security services.In 1942, Britain sends a group of British-trained Czech commandos to Prague to assassinate SS-General Reinhard Heydrich, head of the Nazi security services.In 1942, Britain sends a group of British-trained Czech commandos to Prague to assassinate SS-General Reinhard Heydrich, head of the Nazi security services.