Train a spy

Anonymous	New player needing help. How do I train a spy? I have cleared all area I can at the opponents hideway but there is a pile of rocks that I need to remove. How do I remove the rocks? I am being told to bring stone and rebuild but nothing works to rebuild. 5 years ago Quote	5 years ago Quote

River	You train a spy after you have researched the technology which allows you to train them in the Observation Post. 5 years ago Quote	5 years ago Quote