Do you remember how, in the past, Theresa and Angie explained the start of WWI as that time a Serbian shot an Austrian, so Britain declared war on Germany?

Well today, Theresa does a deep dive and explains how a secretive organization within the Serbian government referred to as The Black Hand is the group that trained the assassins who killed Archduke Ferdinand and his wife, Sophie.

This episode pairs well with:

The SAS raid no on knew about