title: How to enable/disable the field "State / province / country" in Magento?
body: <p>How to enable/disable the field <code>State / province / country</code> in
  <code>magento/index.php/customer/address/edit/</code> page?</p>
  
  <p>My client wants to show the <code>state/province</code> option in his site.In his existing code only the label <code>state/province</code> is showing but the input field is not showing.
  Can anyone plz help to solve the issue?</p>