Prince, Judge And Commander: Who Are The German Coup Plot Suspects

Also on trial in Frankfurt are three other men who had been tapped for senior post-coup military roles.

The prime suspects from a group of conspiracy theorists accused of plotting to overthrow the German government will face trial in Frankfurt from Tuesday.

These are the group's alleged ringleaders:

Aristocrat Prince Heinrich XIII Reuss is said to have been the main leader of the coup plot and was supposed to be installed as Germany's new head of state if the bizarre plan had succeeded.