Recently the cooldown period preventing people from spamming and stacking shields was removed. The result is we are back to shield abuse, in my cureent BF there is a city shielded for more than 24 consecutive hours without it ever dropping. I know because I set a timer and check everytime its due to expire.
This is BEYOND broken can you please reenstate some sort of cool down lest we forget this is a WARGAME and at some point WAR should ensue. Otherwise please change the name of the app to