User blog comment:Fairingrey/Uhh… new things?/@comment-24472911-20140626153210/@comment-50.148.167.126-20140626215021

Though instead of wasting resources recovering soldier count, you should be buying obelisks (+40 exp for 12,000 Iron) and selling them back (2,400 gold). Gold and ether should also be converted to Iron to build even more obelisks.